JPS59232310A - バツクフオ−カスの長い大口径比広角レンズ - Google Patents

バツクフオ−カスの長い大口径比広角レンズ

Info

Publication number
JPS59232310A
JPS59232310A JP58107368A JP10736883A JPS59232310A JP S59232310 A JPS59232310 A JP S59232310A JP 58107368 A JP58107368 A JP 58107368A JP 10736883 A JP10736883 A JP 10736883A JP S59232310 A JPS59232310 A JP S59232310A
Authority
JP
Japan
Prior art keywords
lens
lens group
focal length
back focus
lenses
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
JP58107368A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0153765B2 (enrdf_load_stackoverflow
Inventor
Satoru Tachihara
立原　悟
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.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo 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 Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority to JP58107368A priority Critical patent/JPS59232310A/ja
Publication of JPS59232310A publication Critical patent/JPS59232310A/ja
Publication of JPH0153765B2 publication Critical patent/JPH0153765B2/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
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/16—Optical objectives specially designed for the purposes specified below for use in conjunction with image converters or intensifiers, or for use with projectors, e.g. objectives for projection TV

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP58107368A 1983-06-15 1983-06-15 バツクフオ−カスの長い大口径比広角レンズ Granted JPS59232310A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58107368A JPS59232310A (ja) 1983-06-15 1983-06-15 バツクフオ−カスの長い大口径比広角レンズ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58107368A JPS59232310A (ja) 1983-06-15 1983-06-15 バツクフオ−カスの長い大口径比広角レンズ

Publications (2)

Publication Number Publication Date
JPS59232310A true JPS59232310A (ja) 1984-12-27
JPH0153765B2 JPH0153765B2 (enrdf_load_stackoverflow) 1989-11-15

Family

ID=14457316

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58107368A Granted JPS59232310A (ja) 1983-06-15 1983-06-15 バツクフオ−カスの長い大口径比広角レンズ

Country Status (1)

Country Link
JP (1) JPS59232310A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03231213A (ja) * 1990-02-07 1991-10-15 Matsushita Electric Ind Co Ltd 大口径レンズ
US5278698A (en) * 1990-07-06 1994-01-11 Asahi Kogaku Kogyo Kabushiki Kaisha Magnifying projecting lens
US5513046A (en) * 1993-06-08 1996-04-30 Fuji Photo Optical Co., Ltd. Large aperture retrofocus lens

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03231213A (ja) * 1990-02-07 1991-10-15 Matsushita Electric Ind Co Ltd 大口径レンズ
US5278698A (en) * 1990-07-06 1994-01-11 Asahi Kogaku Kogyo Kabushiki Kaisha Magnifying projecting lens
US5513046A (en) * 1993-06-08 1996-04-30 Fuji Photo Optical Co., Ltd. Large aperture retrofocus lens

Also Published As

Publication number Publication date
JPH0153765B2 (enrdf_load_stackoverflow) 1989-11-15

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