JPS6352364B2 - - Google Patents

Info

Publication number
JPS6352364B2
JPS6352364B2 JP54172405A JP17240579A JPS6352364B2 JP S6352364 B2 JPS6352364 B2 JP S6352364B2 JP 54172405 A JP54172405 A JP 54172405A JP 17240579 A JP17240579 A JP 17240579A JP S6352364 B2 JPS6352364 B2 JP S6352364B2
Authority
JP
Japan
Prior art keywords
lens
axis
aspheric
curvature
focal length
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
Application number
JP54172405A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5694317A (en
Inventor
Yasuyuki Yamada
Kikuo Momyama
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 JP17240579A priority Critical patent/JPS5694317A/ja
Priority to US06/218,576 priority patent/US4368956A/en
Priority to DE3048707A priority patent/DE3048707C2/de
Publication of JPS5694317A publication Critical patent/JPS5694317A/ja
Publication of JPS6352364B2 publication Critical patent/JPS6352364B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/04—Reversed telephoto objectives
    • 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 + -- +

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP17240579A 1979-12-27 1979-12-27 Photographic lens of small size Granted JPS5694317A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP17240579A JPS5694317A (en) 1979-12-27 1979-12-27 Photographic lens of small size
US06/218,576 US4368956A (en) 1979-12-27 1980-12-22 Compact photographic objective
DE3048707A DE3048707C2 (de) 1979-12-27 1980-12-23 Kompaktes photographisches Objektiv

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17240579A JPS5694317A (en) 1979-12-27 1979-12-27 Photographic lens of small size

Publications (2)

Publication Number Publication Date
JPS5694317A JPS5694317A (en) 1981-07-30
JPS6352364B2 true JPS6352364B2 (en]) 1988-10-18

Family

ID=15941333

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17240579A Granted JPS5694317A (en) 1979-12-27 1979-12-27 Photographic lens of small size

Country Status (3)

Country Link
US (1) US4368956A (en])
JP (1) JPS5694317A (en])
DE (1) DE3048707C2 (en])

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57116313A (en) * 1981-01-13 1982-07-20 Canon Inc Compact photographic lens
JPS57135911A (en) * 1981-02-14 1982-08-21 Canon Inc Small-size photographic lens
JPS57171309A (en) * 1981-04-15 1982-10-21 Olympus Optical Co Ltd Lens for compact camera having short total length
JPS581117A (ja) * 1981-06-27 1983-01-06 Canon Inc 写真用レンズ
JPS5846312A (ja) * 1981-09-12 1983-03-17 Canon Inc 写真レンズ
JPS5857106A (ja) * 1981-10-01 1983-04-05 Konishiroku Photo Ind Co Ltd 全長の短い広角レンズ
JPS58107509A (ja) * 1981-12-21 1983-06-27 Canon Inc 部分フオ−カス方式の撮影レンズ
JPS59137916A (ja) * 1983-01-27 1984-08-08 Olympus Optical Co Ltd 全長の短い写真レンズ
JPS59229516A (ja) * 1983-06-13 1984-12-24 Konishiroku Photo Ind Co Ltd 広角レンズ
JPS60121413A (ja) * 1983-12-06 1985-06-28 Canon Inc コンパクトな写真レンズ
JPS616616A (ja) * 1984-06-20 1986-01-13 Konishiroku Photo Ind Co Ltd 広角レンズ
JPS6115114A (ja) * 1984-07-02 1986-01-23 Olympus Optical Co Ltd 非球面を用いた全長の短いコンパクトカメラ用レンズ
US4688906A (en) * 1985-12-30 1987-08-25 Capitol Records Three dimensional reflex lens systems
JPS6426811A (en) * 1987-04-28 1989-01-30 Minolta Camera Kk Compact photographic lens system with postpositioned stop
US5513042A (en) * 1993-06-29 1996-04-30 Ricoh Company, Ltd. Lens system with master lens system and conversion lens
JPH09101452A (ja) * 1995-10-05 1997-04-15 Fuji Photo Optical Co Ltd 読取用レンズ
JP3856258B2 (ja) * 1997-12-25 2006-12-13 フジノン株式会社 画像読取用レンズおよびこれを用いた画像読取装置
US6666370B2 (en) 2002-01-18 2003-12-23 Speedline Technologies, Inc. Solder-dross mixture separation method and apparatus
US6948650B2 (en) 2001-01-12 2005-09-27 Speedline Technologies, Inc. Dross removal and solder reclamation improvements
JP5475978B2 (ja) * 2008-10-24 2014-04-16 富士フイルム株式会社 撮像レンズ、およびカメラモジュールならびに撮像機器
JP7146561B2 (ja) * 2018-10-16 2022-10-04 キヤノン株式会社 結像光学系、それを備える撮像装置及びアクセサリ装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2446402A (en) * 1946-09-21 1948-08-03 Eastman Kodak Co Camera lens
GB1269133A (en) * 1969-07-16 1972-04-06 Rank Organisation Ltd Lens systems
JPS5248010B2 (en]) * 1973-12-05 1977-12-07
JPS5248011B2 (en]) * 1974-05-14 1977-12-07
JPS5476148A (en) * 1977-11-29 1979-06-18 Olympus Optical Co Ltd Focusing method for photo graphic lens
JPS5573014A (en) * 1978-11-28 1980-06-02 Olympus Optical Co Ltd Photographic lens

Also Published As

Publication number Publication date
DE3048707C2 (de) 1986-09-25
DE3048707A1 (de) 1981-09-10
JPS5694317A (en) 1981-07-30
US4368956A (en) 1983-01-18

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