JPH0574806B2 - - Google Patents
Info
- Publication number
- JPH0574806B2 JPH0574806B2 JP59212243A JP21224384A JPH0574806B2 JP H0574806 B2 JPH0574806 B2 JP H0574806B2 JP 59212243 A JP59212243 A JP 59212243A JP 21224384 A JP21224384 A JP 21224384A JP H0574806 B2 JPH0574806 B2 JP H0574806B2
- Authority
- JP
- Japan
- Prior art keywords
- component
- lens
- negative
- object side
- surface facing
- 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 - Lifetime
Links
- 230000005499 meniscus Effects 0.000 claims description 20
- 239000002131 composite material Substances 0.000 claims description 4
- 230000004075 alteration Effects 0.000 description 53
- 238000010586 diagram Methods 0.000 description 16
- 206010010071 Coma Diseases 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 201000009310 astigmatism Diseases 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/04—Reversed telephoto objectives
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59212243A JPS6190116A (ja) | 1984-10-09 | 1984-10-09 | レトロフオ−カス型広角レンズ |
US06/783,523 US4690517A (en) | 1984-10-09 | 1985-10-03 | Retrofocus type wide angle lens |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59212243A JPS6190116A (ja) | 1984-10-09 | 1984-10-09 | レトロフオ−カス型広角レンズ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6190116A JPS6190116A (ja) | 1986-05-08 |
JPH0574806B2 true JPH0574806B2 (en]) | 1993-10-19 |
Family
ID=16619339
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59212243A Granted JPS6190116A (ja) | 1984-10-09 | 1984-10-09 | レトロフオ−カス型広角レンズ |
Country Status (2)
Country | Link |
---|---|
US (1) | US4690517A (en]) |
JP (1) | JPS6190116A (en]) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4212067C2 (de) * | 1992-04-10 | 1994-02-03 | Isco Optic Gmbh | Weitwinkelobjektiv vom Retrofokustyp |
JP4727252B2 (ja) * | 2005-02-17 | 2011-07-20 | オリンパス株式会社 | 小型対物光学系 |
JP5642894B2 (ja) | 2012-02-06 | 2014-12-17 | 富士フイルム株式会社 | 超広角レンズおよびこれを用いた撮像装置 |
JP6390907B2 (ja) * | 2014-01-06 | 2018-09-19 | パナソニックIpマネジメント株式会社 | 単焦点レンズ系、交換レンズ装置及びカメラシステム |
CN107608059B (zh) * | 2017-11-08 | 2023-06-23 | 湖南戴斯光电有限公司 | 一种微畸变高分辨大视场光学镜头 |
JP7328113B2 (ja) * | 2019-10-10 | 2023-08-16 | 東京晨美光学電子株式会社 | 撮像レンズ |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1238668A (en]) * | 1967-09-23 | 1971-07-07 | ||
JPS5619021A (en) * | 1979-07-26 | 1981-02-23 | Nippon Kogaku Kk <Nikon> | Retrofocus type wide angle lens |
-
1984
- 1984-10-09 JP JP59212243A patent/JPS6190116A/ja active Granted
-
1985
- 1985-10-03 US US06/783,523 patent/US4690517A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US4690517A (en) | 1987-09-01 |
JPS6190116A (ja) | 1986-05-08 |
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