JPS572013A - Small-sized lens for photograph - Google Patents
Small-sized lens for photographInfo
- Publication number
- JPS572013A JPS572013A JP7641980A JP7641980A JPS572013A JP S572013 A JPS572013 A JP S572013A JP 7641980 A JP7641980 A JP 7641980A JP 7641980 A JP7641980 A JP 7641980A JP S572013 A JPS572013 A JP S572013A
- Authority
- JP
- Japan
- Prior art keywords
- lens
- lenses
- curvature
- radius
- expression
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
- G02B9/34—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having four components only
- G02B9/36—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having four components only arranged + -- +
- G02B9/38—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having four components only arranged + -- + both - components being meniscus
- G02B9/40—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having four components only arranged + -- + both - components being meniscus one - component being compound
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
- G02B9/60—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having five components only
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7641980A JPS572013A (en) | 1980-06-06 | 1980-06-06 | Small-sized lens for photograph |
US06/269,902 US4376571A (en) | 1980-06-06 | 1981-06-03 | Photographic small size objective |
DE19813122284 DE3122284A1 (de) | 1980-06-06 | 1981-06-04 | "fotoobjektiv geringer groesse" |
GB8117299A GB2078390B (en) | 1980-06-06 | 1981-06-05 | Photographic objectives |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7641980A JPS572013A (en) | 1980-06-06 | 1980-06-06 | Small-sized lens for photograph |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS572013A true JPS572013A (en) | 1982-01-07 |
JPS623927B2 JPS623927B2 (ja) | 1987-01-28 |
Family
ID=13604669
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7641980A Granted JPS572013A (en) | 1980-06-06 | 1980-06-06 | Small-sized lens for photograph |
Country Status (4)
Country | Link |
---|---|
US (1) | US4376571A (ja) |
JP (1) | JPS572013A (ja) |
DE (1) | DE3122284A1 (ja) |
GB (1) | GB2078390B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6233101B1 (en) | 1998-09-30 | 2001-05-15 | Fuji Photo Optical Co., Ltd. | Modified gaussian lens |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4671626A (en) * | 1984-03-21 | 1987-06-09 | Minolta Camera Kabushiki Kaisha | Photographic lens system |
US10921557B2 (en) * | 2017-04-12 | 2021-02-16 | Zhejiang Sunny Optical Co., Ltd | Optical imaging system of camera lens assembly |
CN111290099B (zh) * | 2018-12-10 | 2022-08-23 | 信泰光学(深圳)有限公司 | 成像镜头 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2319171A (en) * | 1940-12-02 | 1943-05-11 | Taylor Taylor & Hobson Ltd | Optical objective |
NL91733C (ja) * | 1953-02-27 | |||
CH486037A (de) * | 1969-08-28 | 1970-02-15 | J Th Dr Ing Wiedemann Erwin | Photographisches Objektiv |
JPS512366B1 (ja) * | 1971-05-24 | 1976-01-26 | ||
JPS5441129A (en) * | 1977-09-07 | 1979-04-02 | Minolta Camera Co Ltd | Modified gauss type photographic lens |
JPS5451826A (en) * | 1977-10-01 | 1979-04-24 | Olympus Optical Co Ltd | Photographic lens |
JPS54104335A (en) * | 1978-02-02 | 1979-08-16 | Fuji Photo Optical Co Ltd | Modified gaussian lens |
JPS55100520A (en) * | 1979-01-26 | 1980-07-31 | Ricoh Co Ltd | Magnifying image formation lens |
-
1980
- 1980-06-06 JP JP7641980A patent/JPS572013A/ja active Granted
-
1981
- 1981-06-03 US US06/269,902 patent/US4376571A/en not_active Expired - Lifetime
- 1981-06-04 DE DE19813122284 patent/DE3122284A1/de active Granted
- 1981-06-05 GB GB8117299A patent/GB2078390B/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6233101B1 (en) | 1998-09-30 | 2001-05-15 | Fuji Photo Optical Co., Ltd. | Modified gaussian lens |
Also Published As
Publication number | Publication date |
---|---|
GB2078390A (en) | 1982-01-06 |
JPS623927B2 (ja) | 1987-01-28 |
US4376571A (en) | 1983-03-15 |
GB2078390B (en) | 1984-04-18 |
DE3122284A1 (de) | 1982-06-09 |
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