JPS627526B2 - - Google Patents
Info
- Publication number
- JPS627526B2 JPS627526B2 JP11750378A JP11750378A JPS627526B2 JP S627526 B2 JPS627526 B2 JP S627526B2 JP 11750378 A JP11750378 A JP 11750378A JP 11750378 A JP11750378 A JP 11750378A JP S627526 B2 JPS627526 B2 JP S627526B2
- Authority
- JP
- Japan
- Prior art keywords
- lens
- group
- lenses
- focal length
- condition
- 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
- 239000000463 material Substances 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 230000005499 meniscus Effects 0.000 claims description 3
- 230000004075 alteration Effects 0.000 description 28
- 206010010071 Coma Diseases 0.000 description 10
- 238000012937 correction Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 239000002131 composite material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 201000009310 astigmatism Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000003313 weakening effect 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/06—Panoramic objectives; So-called "sky lenses" including panoramic objectives having reflecting surfaces
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11750378A JPS5545007A (en) | 1978-09-26 | 1978-09-26 | Retrofocus type wide angle lens |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11750378A JPS5545007A (en) | 1978-09-26 | 1978-09-26 | Retrofocus type wide angle lens |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5545007A JPS5545007A (en) | 1980-03-29 |
JPS627526B2 true JPS627526B2 (en]) | 1987-02-18 |
Family
ID=14713349
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11750378A Granted JPS5545007A (en) | 1978-09-26 | 1978-09-26 | Retrofocus type wide angle lens |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5545007A (en]) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3082385B2 (ja) * | 1991-12-24 | 2000-08-28 | ミノルタ株式会社 | レンズ系 |
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 |
JP5015657B2 (ja) | 2007-05-18 | 2012-08-29 | 富士フイルム株式会社 | 撮像レンズ、および該撮像レンズを備えた撮像装置 |
US7830620B2 (en) | 2008-10-07 | 2010-11-09 | Fujinon Corporation | Imaging lens and imaging apparatus |
-
1978
- 1978-09-26 JP JP11750378A patent/JPS5545007A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5545007A (en) | 1980-03-29 |
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