DE69307262D1 - Weitwinkelkonverter für Zoomobjektiv - Google Patents
Weitwinkelkonverter für ZoomobjektivInfo
- Publication number
- DE69307262D1 DE69307262D1 DE69307262T DE69307262T DE69307262D1 DE 69307262 D1 DE69307262 D1 DE 69307262D1 DE 69307262 T DE69307262 T DE 69307262T DE 69307262 T DE69307262 T DE 69307262T DE 69307262 D1 DE69307262 D1 DE 69307262D1
- Authority
- DE
- Germany
- Prior art keywords
- zoom lens
- wide angle
- angle converter
- converter
- wide
- 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
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/02—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective
- G02B15/10—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective by adding a part, e.g. close-up attachment
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4286494A JPH06138389A (ja) | 1992-10-26 | 1992-10-26 | ワイドコンバージョンレンズとそれを用いたズームレンズ |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69307262D1 true DE69307262D1 (de) | 1997-02-20 |
DE69307262T2 DE69307262T2 (de) | 1997-06-05 |
Family
ID=17705132
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69307262T Expired - Fee Related DE69307262T2 (de) | 1992-10-26 | 1993-10-18 | Weitwinkelkonverter für Zoomobjektiv |
Country Status (4)
Country | Link |
---|---|
US (1) | US5555132A (de) |
EP (1) | EP0595153B1 (de) |
JP (1) | JPH06138389A (de) |
DE (1) | DE69307262T2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3478643B2 (ja) * | 1995-07-31 | 2003-12-15 | キヤノン株式会社 | 撮影レンズ及びそれを用いた撮像カメラ |
EP1152274A4 (de) | 1999-10-07 | 2005-06-08 | Matsushita Electric Ind Co Ltd | Variofokus-objektiv und damit ausgestattete videokamera |
JP2001159733A (ja) * | 1999-12-02 | 2001-06-12 | Fuji Photo Optical Co Ltd | 撮像補助レンズおよびこれを用いた撮像装置 |
JP2001272600A (ja) | 2000-03-27 | 2001-10-05 | Fuji Photo Optical Co Ltd | テレコンバータレンズ |
JP4007258B2 (ja) | 2003-01-17 | 2007-11-14 | ソニー株式会社 | ズームレンズ及び撮像装置 |
TWM316401U (en) * | 2007-03-02 | 2007-08-01 | Darfon Electronics Corp | Set of lenses adapted to webcam |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB178436A (en) * | 1921-04-15 | 1923-01-11 | Levallois Optique Et Prec | Improvements in a divergent eyepiece with wide field of vision corrected for chromatic and spherical aberration and distortion |
US2854891A (en) * | 1956-10-01 | 1958-10-07 | Eastman Kodak Co | Reversible magnifying attachment for lenses |
JPS6053851B2 (ja) * | 1979-01-11 | 1985-11-27 | キヤノン株式会社 | フアインダ−用アタツチメントレンズ |
CH632345A5 (fr) * | 1979-08-14 | 1982-09-30 | Eric Campiche | Dispositif optique afocal. |
JPS63253319A (ja) * | 1987-04-09 | 1988-10-20 | Konica Corp | ワイドコンバ−ジヨンレンズ |
US4936661A (en) * | 1987-07-23 | 1990-06-26 | Opcon Associates, Inc. | Zoom lens with short back focal length |
JPS6457222A (en) * | 1987-08-28 | 1989-03-03 | Asahi Optical Co Ltd | Zoom lens for compact camera |
JP2526979B2 (ja) * | 1988-04-01 | 1996-08-21 | 株式会社ニコン | リアコンバ―ジョンレンズ |
JPH01319010A (ja) * | 1988-06-21 | 1989-12-25 | Olympus Optical Co Ltd | フロントワイドコンバーター |
JP2682053B2 (ja) * | 1988-09-09 | 1997-11-26 | 株式会社ニコン | 小型のズームレンズ |
JPH0470616A (ja) * | 1990-07-06 | 1992-03-05 | Canon Inc | ワイドコンバーターレンズ |
-
1992
- 1992-10-26 JP JP4286494A patent/JPH06138389A/ja active Pending
-
1993
- 1993-09-01 US US08/114,946 patent/US5555132A/en not_active Expired - Fee Related
- 1993-10-18 EP EP93116805A patent/EP0595153B1/de not_active Expired - Lifetime
- 1993-10-18 DE DE69307262T patent/DE69307262T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5555132A (en) | 1996-09-10 |
JPH06138389A (ja) | 1994-05-20 |
EP0595153B1 (de) | 1997-01-08 |
DE69307262T2 (de) | 1997-06-05 |
EP0595153A1 (de) | 1994-05-04 |
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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 |