JPS631561B2 - - Google Patents
Info
- Publication number
- JPS631561B2 JPS631561B2 JP2773580A JP2773580A JPS631561B2 JP S631561 B2 JPS631561 B2 JP S631561B2 JP 2773580 A JP2773580 A JP 2773580A JP 2773580 A JP2773580 A JP 2773580A JP S631561 B2 JPS631561 B2 JP S631561B2
- Authority
- JP
- Japan
- Prior art keywords
- lens
- group
- focal length
- world
- projection 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
Links
- 230000005499 meniscus Effects 0.000 claims description 8
- 210000001747 pupil Anatomy 0.000 claims description 4
- 230000004075 alteration Effects 0.000 description 23
- 230000003287 optical effect Effects 0.000 description 6
- 238000000926 separation method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 2
- 206010010071 Coma Diseases 0.000 description 1
- 201000009310 astigmatism Diseases 0.000 description 1
- 238000000034 method Methods 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
- G02B13/22—Telecentric objectives or lens systems
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2773580A JPS56123510A (en) | 1980-03-04 | 1980-03-04 | Telecentric projection lens |
US06/238,412 US4441792A (en) | 1980-03-04 | 1981-02-26 | Telecentric projection lenses |
DE19813108018 DE3108018A1 (de) | 1980-03-04 | 1981-03-03 | "telezentrisches projektionsobjektiv" |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2773580A JPS56123510A (en) | 1980-03-04 | 1980-03-04 | Telecentric projection lens |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56123510A JPS56123510A (en) | 1981-09-28 |
JPS631561B2 true JPS631561B2 (fr) | 1988-01-13 |
Family
ID=12229279
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2773580A Granted JPS56123510A (en) | 1980-03-04 | 1980-03-04 | Telecentric projection lens |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56123510A (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0225269U (fr) * | 1988-08-04 | 1990-02-20 | ||
JPH0388571U (fr) * | 1989-12-27 | 1991-09-10 | ||
JPH0515622A (ja) * | 1991-07-16 | 1993-01-26 | Mizuno Corp | アイアンヘツドの製造方法 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2717552B2 (ja) * | 1988-07-30 | 1998-02-18 | 旭光学工業株式会社 | テレセントリック投影レンズ |
TWI529417B (zh) | 2015-04-15 | 2016-04-11 | 大立光電股份有限公司 | 攝像鏡頭組、取像裝置及電子裝置 |
-
1980
- 1980-03-04 JP JP2773580A patent/JPS56123510A/ja active Granted
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0225269U (fr) * | 1988-08-04 | 1990-02-20 | ||
JPH0388571U (fr) * | 1989-12-27 | 1991-09-10 | ||
JPH0515622A (ja) * | 1991-07-16 | 1993-01-26 | Mizuno Corp | アイアンヘツドの製造方法 |
Also Published As
Publication number | Publication date |
---|---|
JPS56123510A (en) | 1981-09-28 |
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