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WO2004081628A1 - Ensemble d'imagerie optique formant une image entre au moins deux systemes optiques et comportant au moins un miroir aspherique - Google Patents

Ensemble d'imagerie optique formant une image entre au moins deux systemes optiques et comportant au moins un miroir aspherique Download PDF

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Publication number
WO2004081628A1
WO2004081628A1 PCT/EP2004/002541 EP2004002541W WO2004081628A1 WO 2004081628 A1 WO2004081628 A1 WO 2004081628A1 EP 2004002541 W EP2004002541 W EP 2004002541W WO 2004081628 A1 WO2004081628 A1 WO 2004081628A1
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WO
WIPO (PCT)
Prior art keywords
optical
arrangement
imaging
arrangement according
light
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/EP2004/002541
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German (de)
English (en)
Inventor
Matthias Seel
Klaus Schaller
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Evident Technology Center Europe GmbH
Original Assignee
Olympus Soft Imaging Solutions GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Olympus Soft Imaging Solutions GmbH filed Critical Olympus Soft Imaging Solutions GmbH
Publication of WO2004081628A1 publication Critical patent/WO2004081628A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/06—Means for illuminating specimens
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4298—Coupling light guides with opto-electronic elements coupling with non-coherent light sources and/or radiation detectors, e.g. lamps, incandescent bulbs, scintillation chambers

Definitions

  • Optical imaging arrangement imaging at least two optical systems with at least one toric mirror
  • the invention relates generally to an optical imaging arrangement with at least one toric mirror that images between at least two optical systems. More specifically, the invention relates to an optical arrangement comprising: a first optical system, a second optical system and an optical imaging arrangement that images between the first and the second optical system and has at least one toric mirror, the first optical system being used alone or in Combination with at least one optical component of the imaging arrangement has a first bundle opening and a first optical axis corresponding to a vanishing beam incidence angle or beam exit angle within the first bundle opening, and wherein the second optical system alone or in combination with at least one optical component of the imaging arrangement has a second beam opening and a second optical axis corresponding to a vanishing beam incidence angle or beam exit angle within the second beam opening.
  • Optically effective toric surfaces that map astigmatically are mainly used to correct astigmatism, for example to correct the astigmatism of the eye.
  • astigmatism for example to correct the astigmatism of the eye.
  • a toric surface is created by rotating a circular arc around an axis that does not pass through the center of its curvature and is parallel to the apex tangents of the circular arc.
  • Toric mirror surfaces are used, for example, in astronomy to correct astigmatisms
  • Telescope types are used, for example in the case of so-called oblique mirrors or Yolo reflectors.
  • the toric mirror surfaces are used specifically to correct the image errors resulting from skewing or tilting of the telescope system, in particular astigmatism.
  • toric mirrors can advantageously be used to collect photons over the largest possible solid angle, for example in connection with monochromator arrangements.
  • a toric mirror is advantageously characterized by the fact that it makes it possible to image a point outside an axis of symmetry and thereby generate comparatively few optical errors (e.g. astigmatic errors) in the image. If, on the other hand, it is not points that are to be imaged, but rather surfaces (for example an entrance and an exit surface) or pupils (for example an entrance and an exit pupil), image distortions are conventionally produced when imaging via a toric mirror.
  • the object of the invention according to a first aspect is to provide a possibility for reducing these image errors that can be implemented without great technical effort.
  • At least one optical imaging component or optical component of the imaging arrangement which contributes to an optical imaging, is arranged tilted between an assigned optical system and the toric mirror relative to the respective optical axis in such a way that the respective optical axis and a optical axis of the relevant optical component in projection on a reference plane or in a plane spanned by the axes at an angle to each other.
  • the tilt angle giving an optimum and possibly also a lateral shift of the optical component in question can be found by simple adjustment or systematic trial and error.
  • the object underlying the invention can also be formulated in this way.
  • the object of the invention is to change from a first optical system with a defined bundle opening and exit surface or exit pupil while achieving a comparatively large illuminance or / and keeping small or avoiding imaging errors into a second optical system with a defined bundle opening and defined entry surface or imaging the entrance pupil, coupling if necessary.
  • the toric mirror makes it possible to "collect" photons over a comparatively large solid angle and thus to participate in the optical imaging.
  • the tilting of the optical component in question avoids or reduces disturbing imaging errors.
  • the optical component in question which is to be tilted and possibly displaced laterally, is preferably an optical component which is provided anyway as part of the optical imaging arrangement in order to achieve the required imaging or coupling.
  • it can be a lens which is intended to make a less strongly diverging, possibly parallel beam from a diverging beam, or an optical component which is intended to make a less converging beam from a converging beam.
  • At least one optical imaging or optical component of the imaging arrangement between the first optical system and the toric mirror is arranged tilted relative to the first optical axis such that the first optical axis and an optical axis of the optical component in question are at an angle to one another in projection onto a reference plane or in a plane spanned by the axes, or that at least one optical imaging or optical component of the imaging arrangement which contributes to an optical imaging is arranged tilted between the second optical system and the toric mirror in relation to the second optical axis such that the second optical axis and an optical axis of the optical component in question are projected onto a reference plane or in a of the plane spanned by the axes are at an angle to each other.
  • At least one optical imaging or optical component of the imaging arrangement between the first optical system and the toric mirror is tilted relative to the first optical axis such that the first optical axis and an optical one Axis of the relevant optical component in projection on a reference plane or in a plane spanned by the axes at an angle to each other, and that at least one optical imaging or contributing to an optical imaging optical component of the imaging arrangement between the second optical system and the toric mirror the second optical axis is arranged tilted such that the second optical axis and an optical axis of the optical component in question project at a reference plane or in a plane spanned by the axes at an angle to one another address.
  • the optical component in question can be designed as a reflective or diffractive or refractive optical component. It is primarily thought that the optical component in question is designed as a lens. leads is. Several lenses affected by the tilting and possibly lateral shifting can be part of an overall tilted and possibly laterally shifted optical system.
  • the or an optical component tilted according to the invention can be designed as a positive lens. Furthermore, the or an optical component tilted according to the invention can be designed as a negative lens.
  • optical axes which are at an angle to one another in accordance with the tilt according to the invention can intersect in the projection or spanned plane in an inner region of the optical component in question.
  • the optical component in question is only tilted compared to the above-mentioned ideal position according to the conventional approach, but is not laterally shifted.
  • the optical axes which are at an angle to one another in accordance with the tilting according to the invention may also be expedient for the optical axes which are at an angle to one another in accordance with the tilting according to the invention to intersect in the projection or in the spanned plane outside the optical component in question.
  • the optical component in question can, on the one hand, be tilted compared to the above-mentioned ideal position according to the conventional approach and, on the other hand, be laterally displaced.
  • the point of intersection between the optical axes can lie on the side of the optical component in question close to the toric mirror. However, it may also be expedient for the point of intersection between the optical axes to be on the side of the optical component in question which is remote from the toric mirror.
  • optical axes which are at an angle to each other, span a plane in which they intersect. the.
  • optical axes which are at an angle to one another it is also entirely possible for the optical axes which are at an angle to one another to be skewed to one another.
  • the first optical system can include a light source which is formed, for example, by a lamp, preferably a discharge lamp or an arc lamp.
  • a lamp preferably a discharge lamp or an arc lamp.
  • the first optical system comprises a light guide or a light guide bundle.
  • the second optical system it is primarily, but not exclusively, thought that it comprises a light guide or a light guide bundle.
  • the second optical system can also be, for example, an optical instrument, for example a microscope (possibly a fluorescence microscope), into which, for example, light emitted by the first optical system is to be coupled, for example for illuminating an object area.
  • an optical instrument for example a microscope (possibly a fluorescence microscope), into which, for example, light emitted by the first optical system is to be coupled, for example for illuminating an object area.
  • a light conditioning arrangement can be provided between at least one of the optical systems and the toric mirror, by means of which the imaging arrangement images or which is part of the imaging arrangement.
  • the light conditioning arrangement comprises an optical wavelength selection arrangement, by means of which at least one predetermined or adjustable selection wavelength, preferably exactly one predetermined or adjustable selection wavelength, can be selected with a predetermined or adjustable selection bandwidth.
  • the light conditioning arrangement comprises an optical polarizer arrangement.
  • the light conditioning arrangement comprises a preferably adjustable optical intensity attenuation arrangement or radiation beam shading arrangement for setting a target intensity.
  • the invention further relates to an optical object examination device comprising an object area in which an object to be examined can be placed, an observation beam path that leads from the object area to an image area, and at least one illumination beam path that adjoins a light input and via which the object area can be illuminated.
  • the object of the invention according to a second aspect is to supply illuminating light from an assigned light source to the illuminating beam path with high illuminance.
  • the object examination device have an optical imaging arrangement which comprises at least one toric mirror.
  • Illumination light can be supplied to the observation beam path from an assigned light source via the optical imaging arrangement.
  • a light input, to which the illuminating beam path connects can be connected or connected to the assigned light source via the imaging arrangement.
  • the object examination including the imaging arrangement and possibly the light source and possibly the illuminating beam path or light input, can include: a first optical system (for example the light source or a light guide), a second optical system (for example the observation beam path or the light input or a light guide) and the optical imaging arrangement imaging between the first and the second optical system, which has at least one toric mirror, the first optical system being used alone or in combination with at least one optical component of the imaging arrangement.
  • a first optical system for example the light source or a light guide
  • a second optical system for example the observation beam path or the light input or a light guide
  • the optical imaging arrangement imaging between the first and the second optical system, which has at least one toric mirror
  • tion has a first bundle opening and a first optical axis corresponding to a vanishing beam incidence angle or beam exit angle within the first bundle opening
  • the second optical system alone or in combination with at least one optical component of the imaging arrangement, has a second bundle opening and one within the second bundle opening has a second optical axis corresponding to a vanishing beam incidence angle or beam exit angle.
  • At least one optical imaging component or optical component of the imaging arrangement is tilted relative to the respective optical axis, that the respective optical axis and an optical axis of the optical component in question are at an angle to one another in projection onto a reference plane or in a plane spanned by the axes.
  • the object examination device has an optical arrangement according to the invention as defined above and explained with regard to preferred further development options, via which an associated light source (possibly the light source of the first optical system) illuminates the illuminating beam path is feedable.
  • an associated light source possibly the light source of the first optical system
  • the object examination device and the optical arrangement according to the invention can be designed integrally such that the beam path of the optical arrangement and the illuminating beam path merge into one another or collapse wisely without a defined "boundary" between the beam paths.
  • a certain area or a certain component for example an aperture, as an "interface” between the optical arrangement on the one hand and the illuminating beam path on the other hand, which can then expediently be identified as a "light input” is.
  • the illuminating light provided by the optical arrangement is fed to the observation beam path by means of a light guide or a light guide arrangement, then for example the end of the light guide or the light guide arrangement on the light beam path can generally be expediently identified as a "light input".
  • the object examination device can have at least one incident light illumination beam path, which if desired coincides at least partially with the observation beam path. Furthermore, the object examination device according to the invention can have at least one transmitted-light illumination beam path.
  • the object examination device comprises a microscope which has the object area, the observation beam path and the at least one illumination beam path. Furthermore, it is thought that the object examination device according to the invention comprises a fluorescence measuring device (possibly including the microscope), which has the object area, the observation beam path and the at least one illumination beam path.
  • Fig. 1 shows a torus to explain the term toric mirror.
  • Figure 2 illustrates the mapping between two points using a toric mirror.
  • FIG 3 shows a possibility of how light from a lamp, for example an arc lamp, can be collected over a comparatively large solid angle range by means of a toric mirror and concentrated in one focus by means of a positive lens connected downstream of the toric mirror.
  • a lamp for example an arc lamp
  • FIG. 4 shows a modification of the arrangement according to FIG. 3, in which a negative lens is provided instead of the positive lens, which converts the light into a parallel beam by imaging into infinity.
  • FIG. 5 shows a modification of the arrangement according to FIG. 4, in which the parallel beam is concentrated in a focus by a positive lens connected downstream of the negative lens and the solid angle range detected by the toric mirror for collecting light is enlarged by a converging lens arrangement arranged between the lamp and the toric mirror ,
  • FIG. 6 shows an arrangement according to the invention with a negative lens tilted with respect to the "normal position" shown in FIG. 4 or 5 in order to improve the optical image.
  • FIG. 7 shows an optical fluorescence microscopy arrangement with two incident light illumination beam paths and one transmitted light illumination beam path, which are optionally illuminated.
  • tion light from a lighting device according to the invention with a toric mirror for collecting light emanating from a lamp can be supplied, the lighting device according to the invention can be based, for example, on the arrangements according to FIGS. 4 to 6.
  • a "toric mirror” as is known per se, for example, from monochromator arrangements.
  • a To s can be described by specifying two radii: r and R (see Fig. 1).
  • a toric mirror is a section of the surface of a torus. It is characterized in optics by the fact that it makes it possible to map a point outside an axis of symmetry and thereby generate comparatively few optical errors (e.g. astigmatic errors) in the image.
  • 2 illustrates the mapping of point P1 to point P2 by means of a toric mirror 10.
  • A denotes the axis of symmetry of the toric mirror.
  • a preferred application of the invention relates to the collection of light from a lamp, for example an arc lamp, over a large solid angle (with a large numerical aperture) for optical applications, for example in microscopy or fluorescence microscopy. It has been shown that a toric mirror can advantageously be used for this.
  • FIG. 3 schematically shows an example of an arrangement in which the photon flux of an arc lamp 1 2 is increased using a toric mirror 10 a comparatively large solid angle is collected and made available to a further optical arrangement.
  • a positive lens collecting lens; f> 0
  • an optical fiber for example glass fiber
  • an optical object examination device for example a microscope or fluorescence microscope.
  • the positive lens 14 is arranged essentially centrally to the beam of rays incident from the toric mirror 10 and an optical axis of the lens 14 essentially coincides with an optical axis on the input side of the arrangement receiving the light, in the example of the light guide 16.
  • Another optical receiver system could also be provided instead of the light guide.
  • a parallel beam it is expedient not to supply the required light by means of a light guide arrangement, but rather as freely propagating light, for example as a parallel beam.
  • a parallel beam instead of the positive lens 14, a negative lens (diverging lens; f ⁇ 0) 18 is provided, which converts the bundle of rays converging after reflection on the toric mirror 10 into a parallel beam, that is, images it to infinity.
  • a parallel beam can, for example, be coupled directly into an illumination beam path of a microscope or the like.
  • the arrangement of FIG. 4 could be integrated into the microscope.
  • FIG. 5 differs from the arrangement in FIG. 4 by a positive lens 20 connected downstream of the negative lens 18 and by a converging lens arrangement 22 provided between the arc lamp 12 and the toric mirror in order to enlarge that through the toric mirror 10 or through the whole Optical arrangement detected solid angle range, over which the photons emitted by the lamp 12 are collected and fed to the receiver system, in the present case the light guide 16.
  • the lens arrangement 22 can be formed by a single converging lens or by a plurality of converging lenses connected in series.
  • the arrangements according to FIGS. 4 and 5, like the arrangement according to FIG. 3, are designed according to conventional principles with regard to the arrangement of the lenses or lens arrangements.
  • the lenses are arranged essentially centrally with respect to the respective bundle of rays (bundle of rays) and their optical axes are essentially coaxial or coincident with one another or are essentially in relation to one another in accordance with the symmetry predetermined by the toric mirror 10.
  • the optical axis of the diverging lens 18 is therefore essentially central and parallel to the resulting parallel beam.
  • the optical axis of the converging lens 20 essentially coincides with this optical axis of the diverging lens 18 and ideally coincides essentially with an axis of the light guide 16 on the input side.
  • FIGS. 3 to 5 enable an effective collection of illuminating light from a lamp, for example an arc lamp, for optical applications, for example microscopic or fluorescence measurement applications, and in this respect represent exemplary embodiments of the invention in one aspect.
  • a significantly improved optical image (avoidance of imaging errors, for example astigmatism, blurred edges in the image, etc.) can achieve that at least one optically imaging or optical component contributing to the optical imaging between a respectively assigned optical system and the toric mirror.
  • a "normal position” ie "ideal position” according to conventional approaches, as explained with reference to FIGS. 3 and 5) is achieved via a central or coaxial with respect to the respective optical axis.
  • Fig. 6 shows a corresponding embodiment.
  • the negative lens 18 is not arranged coaxially and centrally with respect to the beam, but tilted with respect to the beam and slightly offset to the side and is now designated 18 '.
  • the tilt angle a compared to the conventional normal position and possibly also the lateral offset which brings less improvement compared to the tilt can be easily determined by simple adjustment in the sense of systematic testing, without the need for theoretical calculations.
  • FIG. 6 illustrates the collection of illuminating light from an arc lamp 12 by means of a toric mirror 10 and the provision of this illuminating light to an associated optical system, in the present case to an object examination device, such as a microscope or fluorescence microscope, by means of an optical fiber 1 6.
  • the negative lens 18 'generates a parallel beam from the converging beam after the toric mirror 10. This parallel beam can then fall, for example, through a light conditioning arrangement 24, for example a filter or a filter wheel for optional wavelength selection, and can then be coupled into the light guide 16 by means of the positive lens 20.
  • the arc lamp mentioned can be, for example, a high-pressure xenon lamp with or without an ignition electrode or a mercury vapor lamp, depending on the application.
  • all lamps conventionally used for microscopic and fluorescence measurement applications can be used in accordance with the invention in connection with a toric mirror for collecting photons over a large solid angle and for providing the light to an associated optical arrangement, preferably using the inventive proposal of "tilting" at least one optically imaging or contributing to the optical imaging optical component.
  • the design of the imaging arrangement including the toric mirror which includes the toric mirror between the optical systems, for example the lamp or arc lamp on the one hand and the light guide or the light guide arrangement 1 6 or an illuminating beam path of an object examination device on the other hand, is a simple professional task which does not need to be discussed in greater detail here.
  • the optical systems are defined, for example, with regard to the diameter of an exit surface or exit pupil or an entry surface or entrance pupil and each define an optical axis which can be designated as an exit axis or an entry axis.
  • the two optical systems per se or in combination with at least one assigned optical component of the imaging arrangement, each have a bundle opening (which can also be referred to as an opening angle or acceptance angle), which depending on the expediency is characterized by the so-called numerical aperture (sine of the maximum angle of incidence or exit angle) relative to the optical axis addressed) or as an aperture or relative aperture.
  • numerical aperture square of the maximum angle of incidence or exit angle
  • These terms represent or refer to one for the Illuminance on the image-relevant solid angle range over which light is collected or light is imaged or coupled.
  • the optical axes addressed (exit axis or entry axis) generally correspond to the central beam of the maximum beam captured by the toric mirror via this solid angle or incident to the subsequent system.
  • the selection and configuration of the toric mirror and the optical components interacting with it in the imaging arrangement in relation to the optical systems is a professional task which requires no further explanation here and which the person skilled in the art can readily carry out.
  • the person skilled in the art will endeavor to optimally adapt the two optical systems to one another in terms of the bundle opening used and the effective area, taking into account the invariance of the product of solid angle and radiating area (Helmholtz-Lagrange invariant) that applies to optical images, in order to achieve the greatest possible illuminance.
  • the optical components contributing or imaging are essentially coaxial with their optical axes or the like with their main planes. arranged essentially orthogonal to these optical axes.
  • a tilt of at least one of these optical components with respect to their coaxial position (in relation to the optical axis) or orthogonal position (in relation to a main plane of the optical component) is now provided, possibly in connection with a lateral displacement, so that the exit or entry axis does not intersect with the optical axis of the optical component or only intersects outside the optical component with its optical axis.
  • This can also be expressed as follows:
  • the pivot point does not necessarily have to lie inside the optical component, for example a lens, but can also lie outside the same.
  • FIG. 7 A microscope arrangement 60 is shown, which is provided, for example, for fluorescence microscopic applications. Applications are considered, for example, as are addressed in the patents DE 41 15 401 C2 and DE 42 28 366 C2.
  • the microscope arrangement 60 has an observation beam path 62, which images an object plane 64 into an image plane 66.
  • the imaging takes place by means of an imaging arrangement having at least two lenses or lenses 68 and 70, as is known per se in the prior art.
  • an object or object carrier with an object 72 can be arranged in the object plane 64.
  • a detector arrangement for example a single detector (for example a semiconductor detector) or — for two-dimensional resolution — a detector field (for example a CCD chip) can be arranged in the image plane 66.
  • a corresponding detector is designated 74 in FIG. 7.
  • the microscope arrangement of FIG. 7 has two incident light illumination beam paths 80 and 82, which can be supplied with illumination light from an associated illumination device via a respective light guide 84 or 86.
  • One of the light guides 84 and 86 can be, for example, the light guide 16 of the lighting arrangement according to FIG. 3 or FIG. 5 or 6 or a further light guide connected to it.
  • the light emerging from the respective light guide is coupled into the respective illumination beam path by means of suitable imaging optics (represented by a lens 88 or 90), for example in such a way that so-called "critical illumination” is achieved in which the required field of view is uniformly with light out the respective light guide is illuminated.
  • the exit end of the respective light guide is imaged in the object plane 34.
  • Other types of lighting can also be used, ⁇ . B. the so-called Köhler lighting can be realized.
  • the required field of view can be uniformly illuminated in incident light by means of the beam path 80 (for example the "critical lighting” mentioned).
  • Light of a different wavelength can also be radiated into the object plane via the beam path 82, for example in order to activate so-called “cage connections" in the object, so that they release substances kept in the "cage” which, for example, switch channels of biological cells in the sense of opening ,
  • Such cage connections can be activated in a targeted manner by irradiation of UV light.
  • the UV light required to release the active substances can be radiated into the object plane 64 via the beam path 82 according to the example mentioned here, it also making sense to also provide “critical illumination” of the object plane with the UV light.
  • the two incident light beam paths 80 and 82 partially coincide with the observation beam path 62.
  • two dichroic mirrors 96 and 98 are provided, which reflect the illumination wavelengths of the light radiated from the light guide 84 and 86 into the observation beam path 62, but which transmit fluorescent light from the object 72 in the direction of the image plane 66.
  • the microscope arrangement 60 of FIG. 7 additionally has a transmitted light beam path 100, which can be supplied with illuminating light from an associated illuminating device by means of a light guide 102.
  • At least one of the lighting devices addressed which are connected to the microscope arrangement of FIG. 7 via the light guides 84, 86 or 86 'and 102, comprises an optical arrangement according to the invention with a toric mirror for collecting light and coupling over comparatively large solid angle ranges, preferably using the inventive concept of tilting at least one optically imaging or contributing to the optical imaging optical component of the imaging arrangement having the toric mirror.
  • the light guides 84, 86 and 102 can thus each correspond to a light guide like the light guide 16, into which light is supplied by means of a toric mirror 10 from an associated lamp, for example an arc lamp.
  • An optical arrangement comprising a first optical system, a second optical system and an optical imaging arrangement with at least one toric mirror, which images between the first and the second optical system, can advantageously be used to connect a Illuminated beam path of an optical object examination device are used at an associated light source.
  • the first optical system alone or in combination with at least one optical component of the imaging arrangement, has a first bundle opening and a first optical axis corresponding to a vanishing beam incidence angle or beam exit angle within the first bundle opening.
  • the second optical system alone or in combination with at least one optical component of the imaging arrangement, has a second bundle opening and a second optical axis corresponding to a vanishing beam incidence angle or beam exit angle within the second bundle opening.
  • At least one optical imaging component or optical component of the imaging arrangement which contributes to an optical image, is tilted between an assigned optical system and the toric mirror relative to the respective optical axis in such a way that the respective optical one Axis and an optical axis of the relevant optical component are at an angle to one another in projection onto a reference plane or in a plane spanned by the axes.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Microscoopes, Condenser (AREA)

Abstract

L'invention concerne un ensemble optique comprenant un premier système optique (12), un deuxième système optique (16), et un ensemble d'imagerie optique (10, 18', 20) formant une image entre le premier et le deuxième système optique et comportant au moins un miroir asphérique (10). Ledit ensemble optique peut être utilisé de manière avantageuse pour relier un trajet optique d'éclairage d'une unité d'analyse d'objet optique à une source lumineuse associée. Quelle que soit l'application dudit ensemble optique, au moins un composant optique (18') de l'ensemble d'imagerie, formant une image optique ou contribuant à former une image optique, est généralement placé entre un des systèmes optiques et le miroir asphérique (10).
PCT/EP2004/002541 2003-03-11 2004-03-11 Ensemble d'imagerie optique formant une image entre au moins deux systemes optiques et comportant au moins un miroir aspherique Ceased WO2004081628A1 (fr)

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Application Number Priority Date Filing Date Title
DE2003110602 DE10310602A1 (de) 2003-03-11 2003-03-11 Zwischen wenigstens zwei optischen Systemen abbildende optische Abbildungsanordnung mit wenigstens einem torischen Spiegel
DE10310602.2 2003-03-11

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WO2004081628A1 true WO2004081628A1 (fr) 2004-09-23

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CN120801272A (zh) * 2025-09-09 2025-10-17 浙江大学杭州国际科创中心 一种笼式共轴结构的激光扫描共聚焦荧光成像系统和方法

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DE102010016382B4 (de) * 2010-04-09 2022-06-02 Leica Microsystems Cms Gmbh Fluoreszenzmikroskop und Verfahren zur Durchführung von Multipositionierungen in einer Screening-Applikation

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