FR401027A - Prism binoculars - Google Patents
Prism binocularsInfo
- Publication number
- FR401027A FR401027A FR401027DA FR401027A FR 401027 A FR401027 A FR 401027A FR 401027D A FR401027D A FR 401027DA FR 401027 A FR401027 A FR 401027A
- Authority
- FR
- France
- Prior art keywords
- prism binoculars
- binoculars
- prism
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/16—Housings; Caps; Mountings; Supports, e.g. with counterweight
- G02B23/18—Housings; Caps; Mountings; Supports, e.g. with counterweight for binocular arrangements
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR401027T | 1908-07-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR401027A true FR401027A (en) | 1909-08-17 |
Family
ID=1445855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR401027D Expired FR401027A (en) | 1908-07-03 | 1908-07-03 | Prism binoculars |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR401027A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3410638A (en) * | 1965-12-09 | 1968-11-12 | Langworthy James Robert | Spectacle frame with rear view telescopes and temple mounted optical fiber rods |
| US3804495A (en) * | 1972-11-08 | 1974-04-16 | R Rayow | Rear vision reflection device for a helmet |
| US4354733A (en) * | 1979-06-15 | 1982-10-19 | Picquet Jean M | Rearview device incorporable in helmets |
| EP2240816A4 (en) * | 2008-02-14 | 2012-02-08 | Topsight Optics Ltd | Telescopic spectacles |
-
1908
- 1908-07-03 FR FR401027D patent/FR401027A/en not_active Expired
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3410638A (en) * | 1965-12-09 | 1968-11-12 | Langworthy James Robert | Spectacle frame with rear view telescopes and temple mounted optical fiber rods |
| US3804495A (en) * | 1972-11-08 | 1974-04-16 | R Rayow | Rear vision reflection device for a helmet |
| US4354733A (en) * | 1979-06-15 | 1982-10-19 | Picquet Jean M | Rearview device incorporable in helmets |
| EP2240816A4 (en) * | 2008-02-14 | 2012-02-08 | Topsight Optics Ltd | Telescopic spectacles |
| US8215768B2 (en) | 2008-02-14 | 2012-07-10 | Topsight Optics Ltd. | Telescopic spectacles |
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