JPS5266422A - Retrofocus ultrawide angle lens - Google Patents

Retrofocus ultrawide angle lens

Info

Publication number
JPS5266422A
JPS5266422A JP50142524A JP14252475A JPS5266422A JP S5266422 A JPS5266422 A JP S5266422A JP 50142524 A JP50142524 A JP 50142524A JP 14252475 A JP14252475 A JP 14252475A JP S5266422 A JPS5266422 A JP S5266422A
Authority
JP
Japan
Prior art keywords
retrofocus
angle lens
ultrawide angle
ultrawide
lens
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
JP50142524A
Other languages
Japanese (ja)
Inventor
Norihisa Itou
Sadao Okudaira
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 JP50142524A priority Critical patent/JPS5266422A/en
Publication of JPS5266422A publication Critical patent/JPS5266422A/en
Pending legal-status Critical Current

Links

Landscapes

  • Lenses (AREA)
JP50142524A 1975-11-28 1975-11-28 Retrofocus ultrawide angle lens Pending JPS5266422A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50142524A JPS5266422A (en) 1975-11-28 1975-11-28 Retrofocus ultrawide angle lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50142524A JPS5266422A (en) 1975-11-28 1975-11-28 Retrofocus ultrawide angle lens

Publications (1)

Publication Number Publication Date
JPS5266422A true JPS5266422A (en) 1977-06-01

Family

ID=15317350

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50142524A Pending JPS5266422A (en) 1975-11-28 1975-11-28 Retrofocus ultrawide angle lens

Country Status (1)

Country Link
JP (1) JPS5266422A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4431273A (en) * 1979-10-03 1984-02-14 Minolta Camera Kabushiki Kaisha Inverted telephoto type wide angle lens system
JPS6080816A (en) * 1983-10-11 1985-05-08 Olympus Optical Co Ltd Objective lens of endoscope with less distortion aberration

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4431273A (en) * 1979-10-03 1984-02-14 Minolta Camera Kabushiki Kaisha Inverted telephoto type wide angle lens system
JPS6080816A (en) * 1983-10-11 1985-05-08 Olympus Optical Co Ltd Objective lens of endoscope with less distortion aberration

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