FR2313690A1 - PERFECTED OPTICAL APPARATUS FOR BINOCULAR VISION - Google Patents
PERFECTED OPTICAL APPARATUS FOR BINOCULAR VISIONInfo
- Publication number
- FR2313690A1 FR2313690A1 FR7617056A FR7617056A FR2313690A1 FR 2313690 A1 FR2313690 A1 FR 2313690A1 FR 7617056 A FR7617056 A FR 7617056A FR 7617056 A FR7617056 A FR 7617056A FR 2313690 A1 FR2313690 A1 FR 2313690A1
- Authority
- FR
- France
- Prior art keywords
- optical apparatus
- binocular vision
- perfected
- perfected optical
- binocular
- 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.)
- Withdrawn
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
- G02B23/02—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors
- G02B23/04—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors for the purpose of beam splitting or combining, e.g. fitted with eyepieces for more than one observer
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
- Optical Elements Other Than Lenses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2465475A GB1506614A (en) | 1975-06-07 | 1975-06-07 | Optical systems |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2313690A1 true FR2313690A1 (en) | 1976-12-31 |
Family
ID=10215138
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7617056A Withdrawn FR2313690A1 (en) | 1975-06-07 | 1976-06-04 | PERFECTED OPTICAL APPARATUS FOR BINOCULAR VISION |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2624446A1 (en) |
FR (1) | FR2313690A1 (en) |
GB (1) | GB1506614A (en) |
NL (1) | NL7605948A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2470396A1 (en) * | 1979-11-22 | 1981-05-29 | Pilkington Brothers Ltd | IMPROVED OPTICAL APPARATUS FOR BINOCULAR VISION |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4322135A (en) | 1978-11-29 | 1982-03-30 | Pilkington P. E. Limited | Optical apparatus |
DE3833104A1 (en) * | 1988-09-29 | 1990-04-05 | Hauck Gmbh | Beam-guiding element |
-
1975
- 1975-06-07 GB GB2465475A patent/GB1506614A/en not_active Expired
-
1976
- 1976-06-01 DE DE19762624446 patent/DE2624446A1/en not_active Withdrawn
- 1976-06-02 NL NL7605948A patent/NL7605948A/en not_active Application Discontinuation
- 1976-06-04 FR FR7617056A patent/FR2313690A1/en not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2470396A1 (en) * | 1979-11-22 | 1981-05-29 | Pilkington Brothers Ltd | IMPROVED OPTICAL APPARATUS FOR BINOCULAR VISION |
Also Published As
Publication number | Publication date |
---|---|
DE2624446A1 (en) | 1976-12-16 |
NL7605948A (en) | 1976-12-09 |
GB1506614A (en) | 1978-04-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |