JPS5276921A - Aberration variable lens - Google Patents

Aberration variable lens

Info

Publication number
JPS5276921A
JPS5276921A JP15454075A JP15454075A JPS5276921A JP S5276921 A JPS5276921 A JP S5276921A JP 15454075 A JP15454075 A JP 15454075A JP 15454075 A JP15454075 A JP 15454075A JP S5276921 A JPS5276921 A JP S5276921A
Authority
JP
Japan
Prior art keywords
variable lens
aberration variable
groups
lens system
aberration
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.)
Pending
Application number
JP15454075A
Other languages
Japanese (ja)
Inventor
Yukio Okano
Akiyoshi Nakamura
Toshinobu Ogura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Minolta Co Ltd
Original Assignee
Minolta Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Minolta Co Ltd filed Critical Minolta Co Ltd
Priority to JP15454075A priority Critical patent/JPS5276921A/en
Priority to US05/750,824 priority patent/US4124276A/en
Priority to DE19762657968 priority patent/DE2657968A1/en
Publication of JPS5276921A publication Critical patent/JPS5276921A/en
Pending legal-status Critical Current

Links

Landscapes

  • Lenses (AREA)

Abstract

PURPOSE: To attain a solft focus by dividing the lens system into two groups by a variable air interval, shifting the lens system of the two groups at a different speed, and changing the amt. of occurrence of spherical aberration.
COPYRIGHT: (C)1977,JPO&Japio
JP15454075A 1975-12-22 1975-12-22 Aberration variable lens Pending JPS5276921A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP15454075A JPS5276921A (en) 1975-12-22 1975-12-22 Aberration variable lens
US05/750,824 US4124276A (en) 1975-12-22 1976-12-15 Soft focus lens system
DE19762657968 DE2657968A1 (en) 1975-12-22 1976-12-21 SOFT LENS SYSTEM

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15454075A JPS5276921A (en) 1975-12-22 1975-12-22 Aberration variable lens

Related Child Applications (4)

Application Number Title Priority Date Filing Date
JP3422880A Division JPS55129308A (en) 1980-03-17 1980-03-17 Aberration variable lens
JP3423080A Division JPS55129310A (en) 1980-03-17 1980-03-17 Aberration variable lens
JP3422980A Division JPS55129309A (en) 1980-03-17 1980-03-17 Aberration variable lens
JP13483780A Division JPS5695208A (en) 1980-09-26 1980-09-26 Soft focus lens of easy focusing

Publications (1)

Publication Number Publication Date
JPS5276921A true JPS5276921A (en) 1977-06-28

Family

ID=15586481

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15454075A Pending JPS5276921A (en) 1975-12-22 1975-12-22 Aberration variable lens

Country Status (1)

Country Link
JP (1) JPS5276921A (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54135528U (en) * 1978-03-14 1979-09-20
JPS54171329U (en) * 1978-05-24 1979-12-04
JPS55129309A (en) * 1980-03-17 1980-10-07 Minolta Camera Co Ltd Aberration variable lens
JPS55129310A (en) * 1980-03-17 1980-10-07 Minolta Camera Co Ltd Aberration variable lens
JPS5695207A (en) * 1979-12-28 1981-08-01 Nippon Kogaku Kk <Nikon> Compact wide angle lens
DE3207814A1 (en) * 1981-03-04 1982-12-16 Canon K.K., Tokyo SOFTWARE LENS
JPH03138612A (en) * 1989-10-25 1991-06-13 Asahi Optical Co Ltd Soft focus lens
US5841590A (en) * 1996-08-27 1998-11-24 Nikon Corporation Aberration controllable optical system
CN109839728A (en) * 2018-12-31 2019-06-04 瑞声科技(新加坡)有限公司 Camera optical camera lens
CN110244436A (en) * 2019-06-29 2019-09-17 瑞声科技(新加坡)有限公司 Camera optical camera lens
US11668907B2 (en) 2019-11-29 2023-06-06 Largan Precision Co., Ltd. Photographing optical lens assembly and electronic device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1463132A (en) * 1922-01-05 1923-07-24 Richard Graf Photographic objective

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1463132A (en) * 1922-01-05 1923-07-24 Richard Graf Photographic objective

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54135528U (en) * 1978-03-14 1979-09-20
JPS54171329U (en) * 1978-05-24 1979-12-04
JPS579769Y2 (en) * 1978-05-24 1982-02-25
JPS5695207A (en) * 1979-12-28 1981-08-01 Nippon Kogaku Kk <Nikon> Compact wide angle lens
JPH0245163B2 (en) * 1979-12-28 1990-10-08 Nippon Kogaku Kk
JPS55129309A (en) * 1980-03-17 1980-10-07 Minolta Camera Co Ltd Aberration variable lens
JPS55129310A (en) * 1980-03-17 1980-10-07 Minolta Camera Co Ltd Aberration variable lens
DE3207814C2 (en) * 1981-03-04 1993-01-07 Canon Kk lens
DE3207814A1 (en) * 1981-03-04 1982-12-16 Canon K.K., Tokyo SOFTWARE LENS
JPH03138612A (en) * 1989-10-25 1991-06-13 Asahi Optical Co Ltd Soft focus lens
US5841590A (en) * 1996-08-27 1998-11-24 Nikon Corporation Aberration controllable optical system
CN109839728A (en) * 2018-12-31 2019-06-04 瑞声科技(新加坡)有限公司 Camera optical camera lens
JP2020109471A (en) * 2018-12-31 2020-07-16 エーエーシー テクノロジーズ ピーティーイー リミテッド Imaging optical lens
CN109839728B (en) * 2018-12-31 2021-03-19 瑞声光学解决方案私人有限公司 Image pickup optical lens
CN110244436A (en) * 2019-06-29 2019-09-17 瑞声科技(新加坡)有限公司 Camera optical camera lens
JP2021009343A (en) * 2019-06-29 2021-01-28 エーエーシー オプティックス ソリューションズ ピーティーイー リミテッド Image capturing optical lens
CN110244436B (en) * 2019-06-29 2021-09-21 瑞声光学解决方案私人有限公司 Image pickup optical lens
US11668907B2 (en) 2019-11-29 2023-06-06 Largan Precision Co., Ltd. Photographing optical lens assembly and electronic device

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