JPS5415760A - Two-component wide angle zoom lens system of divergent refractive power group precedence type - Google Patents

Two-component wide angle zoom lens system of divergent refractive power group precedence type

Info

Publication number
JPS5415760A
JPS5415760A JP8126277A JP8126277A JPS5415760A JP S5415760 A JPS5415760 A JP S5415760A JP 8126277 A JP8126277 A JP 8126277A JP 8126277 A JP8126277 A JP 8126277A JP S5415760 A JPS5415760 A JP S5415760A
Authority
JP
Japan
Prior art keywords
zoom lens
refractive power
lens system
wide angle
power group
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
JP8126277A
Other languages
Japanese (ja)
Inventor
Mitsuaki Horimoto
Masaichi Shimomura
Shuji Ogino
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 JP8126277A priority Critical patent/JPS5415760A/en
Publication of JPS5415760A publication Critical patent/JPS5415760A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To enable close distance photographing to be performed in a good aberration correction state by providing an air spacing for image plane characteristic correction in a suitable position either in front group or rear group an dchanging this in cooperation with focusing telescoping.
COPYRIGHT: (C)1979,JPO&Japio
JP8126277A 1977-07-06 1977-07-06 Two-component wide angle zoom lens system of divergent refractive power group precedence type Pending JPS5415760A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8126277A JPS5415760A (en) 1977-07-06 1977-07-06 Two-component wide angle zoom lens system of divergent refractive power group precedence type

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8126277A JPS5415760A (en) 1977-07-06 1977-07-06 Two-component wide angle zoom lens system of divergent refractive power group precedence type

Publications (1)

Publication Number Publication Date
JPS5415760A true JPS5415760A (en) 1979-02-05

Family

ID=13741443

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8126277A Pending JPS5415760A (en) 1977-07-06 1977-07-06 Two-component wide angle zoom lens system of divergent refractive power group precedence type

Country Status (1)

Country Link
JP (1) JPS5415760A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55166079U (en) * 1980-06-03 1980-11-29
JPS607412A (en) * 1983-06-28 1985-01-16 Olympus Optical Co Ltd Zoom lens barrel
JPS6055310A (en) * 1983-09-06 1985-03-30 Asahi Optical Co Ltd Focus adjusting method of optical system of variable focal length lens
JPH07140389A (en) * 1994-05-06 1995-06-02 Olympus Optical Co Ltd Zoom lens

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5232342A (en) * 1975-09-08 1977-03-11 Canon Inc Variable magnification optical unit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5232342A (en) * 1975-09-08 1977-03-11 Canon Inc Variable magnification optical unit

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55166079U (en) * 1980-06-03 1980-11-29
JPS607412A (en) * 1983-06-28 1985-01-16 Olympus Optical Co Ltd Zoom lens barrel
JPH0526169B2 (en) * 1983-06-28 1993-04-15 Olympus Optical Co
JPS6055310A (en) * 1983-09-06 1985-03-30 Asahi Optical Co Ltd Focus adjusting method of optical system of variable focal length lens
JPH07140389A (en) * 1994-05-06 1995-06-02 Olympus Optical Co Ltd Zoom lens

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