JPS5670516A - Large-aperture ratio lens - Google Patents

Large-aperture ratio lens

Info

Publication number
JPS5670516A
JPS5670516A JP14752279A JP14752279A JPS5670516A JP S5670516 A JPS5670516 A JP S5670516A JP 14752279 A JP14752279 A JP 14752279A JP 14752279 A JP14752279 A JP 14752279A JP S5670516 A JPS5670516 A JP S5670516A
Authority
JP
Japan
Prior art keywords
lens
lens group
convex surface
meniscus
groups
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
Application number
JP14752279A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6131846B2 (en, 2012
Inventor
Yasuyuki Yamada
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP14752279A priority Critical patent/JPS5670516A/ja
Publication of JPS5670516A publication Critical patent/JPS5670516A/ja
Publication of JPS6131846B2 publication Critical patent/JPS6131846B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Lenses (AREA)
JP14752279A 1979-11-14 1979-11-14 Large-aperture ratio lens Granted JPS5670516A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14752279A JPS5670516A (en) 1979-11-14 1979-11-14 Large-aperture ratio lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14752279A JPS5670516A (en) 1979-11-14 1979-11-14 Large-aperture ratio lens

Publications (2)

Publication Number Publication Date
JPS5670516A true JPS5670516A (en) 1981-06-12
JPS6131846B2 JPS6131846B2 (en, 2012) 1986-07-23

Family

ID=15432218

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14752279A Granted JPS5670516A (en) 1979-11-14 1979-11-14 Large-aperture ratio lens

Country Status (1)

Country Link
JP (1) JPS5670516A (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4671626A (en) * 1984-03-21 1987-06-09 Minolta Camera Kabushiki Kaisha Photographic lens system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03126656U (en, 2012) * 1990-03-31 1991-12-20

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4671626A (en) * 1984-03-21 1987-06-09 Minolta Camera Kabushiki Kaisha Photographic lens system

Also Published As

Publication number Publication date
JPS6131846B2 (en, 2012) 1986-07-23

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