DE69024838D1 - Linsentubus - Google Patents
LinsentubusInfo
- Publication number
- DE69024838D1 DE69024838D1 DE69024838T DE69024838T DE69024838D1 DE 69024838 D1 DE69024838 D1 DE 69024838D1 DE 69024838 T DE69024838 T DE 69024838T DE 69024838 T DE69024838 T DE 69024838T DE 69024838 D1 DE69024838 D1 DE 69024838D1
- Authority
- DE
- Germany
- Prior art keywords
- lens barrel
- barrel
- lens
- 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 - Fee Related
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9448789A JPH02272407A (ja) | 1989-04-13 | 1989-04-13 | レンズ装置 |
JP9448689A JPH02272406A (ja) | 1989-04-13 | 1989-04-13 | レンズ鏡筒 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69024838D1 true DE69024838D1 (de) | 1996-02-29 |
DE69024838T2 DE69024838T2 (de) | 1996-06-05 |
Family
ID=26435763
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69024838T Expired - Fee Related DE69024838T2 (de) | 1989-04-13 | 1990-04-11 | Linsentubus |
Country Status (3)
Country | Link |
---|---|
US (1) | US5029991A (de) |
EP (1) | EP0392511B1 (de) |
DE (1) | DE69024838T2 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5231449A (en) * | 1988-06-03 | 1993-07-27 | Asahi Kogaku Kogyo Kabushiki Kaisha | Zoom lens barrel and camera incorporating such barrel |
CA1331429C (en) * | 1988-06-03 | 1994-08-16 | Hiroshi Nomura | Zoom lens barrel and camera incorporating such barrel |
JP2775521B2 (ja) * | 1990-11-09 | 1998-07-16 | コニカ株式会社 | ズームレンズ鏡胴 |
JPH09197243A (ja) * | 1996-01-11 | 1997-07-31 | Canon Inc | 変速装置、駆動装置、および光学装置 |
JPH11344756A (ja) * | 1998-04-03 | 1999-12-14 | Canon Inc | レンズシステムおよびレンズ装置 |
WO2006079537A2 (en) * | 2005-01-26 | 2006-08-03 | Carl Zeiss Smt Ag | Optical assembly |
US10370891B2 (en) | 2017-10-10 | 2019-08-06 | Kamran Farahmandpour | Adjustable threshold device |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4161756A (en) * | 1976-03-19 | 1979-07-17 | Jos. Schneider & Co. Optische Werke | Control system for varifocal objective |
US4083057A (en) * | 1976-11-08 | 1978-04-04 | Honeywell Inc. | Focus size compensation |
JPS56104704U (de) * | 1980-01-15 | 1981-08-15 | ||
JPS58145903A (ja) * | 1982-02-24 | 1983-08-31 | Nippon Seimitsu Kogyo Kk | 光学機器の光学装置 |
JPS602063A (ja) * | 1983-05-20 | 1985-01-08 | Canon Inc | コアレスモ−タ |
JPS61134714A (ja) * | 1984-12-06 | 1986-06-21 | Asahi Optical Co Ltd | Tvカメラ用ズ−ムレンズの駆動装置 |
JPH01140136A (ja) * | 1987-11-27 | 1989-06-01 | Canon Inc | レンズ鏡筒 |
-
1990
- 1990-04-06 US US07/505,830 patent/US5029991A/en not_active Expired - Lifetime
- 1990-04-11 DE DE69024838T patent/DE69024838T2/de not_active Expired - Fee Related
- 1990-04-11 EP EP90106953A patent/EP0392511B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0392511A2 (de) | 1990-10-17 |
EP0392511A3 (de) | 1992-04-08 |
US5029991A (en) | 1991-07-09 |
EP0392511B1 (de) | 1996-01-17 |
DE69024838T2 (de) | 1996-06-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |