JPS51137412A - Optical system for eyefall illumination - Google Patents

Optical system for eyefall illumination

Info

Publication number
JPS51137412A
JPS51137412A JP50061521A JP6152175A JPS51137412A JP S51137412 A JPS51137412 A JP S51137412A JP 50061521 A JP50061521 A JP 50061521A JP 6152175 A JP6152175 A JP 6152175A JP S51137412 A JPS51137412 A JP S51137412A
Authority
JP
Japan
Prior art keywords
optical system
illumination
eyefall
switching
photographing
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
JP50061521A
Other languages
Japanese (ja)
Other versions
JPS615728B2 (en
Inventor
Isao Matsumura
Kazunobu Kobayashi
Haruhisa Umadate
Shinichi Oota
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 JP50061521A priority Critical patent/JPS51137412A/en
Publication of JPS51137412A publication Critical patent/JPS51137412A/en
Publication of JPS615728B2 publication Critical patent/JPS615728B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To prevent aberration of the optical system from switching to and from the illumination optical system for inspection and that for photographing by using a cold mirror for switching means.
COPYRIGHT: (C)1976,JPO&Japio
JP50061521A 1975-05-23 1975-05-23 Optical system for eyefall illumination Granted JPS51137412A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50061521A JPS51137412A (en) 1975-05-23 1975-05-23 Optical system for eyefall illumination

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50061521A JPS51137412A (en) 1975-05-23 1975-05-23 Optical system for eyefall illumination

Publications (2)

Publication Number Publication Date
JPS51137412A true JPS51137412A (en) 1976-11-27
JPS615728B2 JPS615728B2 (en) 1986-02-20

Family

ID=13173468

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50061521A Granted JPS51137412A (en) 1975-05-23 1975-05-23 Optical system for eyefall illumination

Country Status (1)

Country Link
JP (1) JPS51137412A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5775634A (en) * 1980-10-31 1982-05-12 Olympus Optical Co Eye bottom camera
JPS57183830A (en) * 1981-05-07 1982-11-12 Olympus Optical Co Photographing system of eye bottom camera
JPS6329509U (en) * 1986-08-13 1988-02-26

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01164129U (en) * 1988-05-07 1989-11-16

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US356383A (en) * 1887-01-18 Vehicle-wheel
US2536305A (en) * 1946-05-27 1951-01-02 Rca Corp Art of examining the eye with infrared rays
US3536383A (en) * 1967-10-09 1970-10-27 Stanford Research Inst Automatic optometer for measuring the refractive power of the eye
US3614214A (en) * 1970-09-09 1971-10-19 Stanford Research Inst Method and system for taking photographs of an eye fundus
JPS4978391A (en) * 1972-12-01 1974-07-29

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US356383A (en) * 1887-01-18 Vehicle-wheel
US2536305A (en) * 1946-05-27 1951-01-02 Rca Corp Art of examining the eye with infrared rays
US3536383A (en) * 1967-10-09 1970-10-27 Stanford Research Inst Automatic optometer for measuring the refractive power of the eye
US3614214A (en) * 1970-09-09 1971-10-19 Stanford Research Inst Method and system for taking photographs of an eye fundus
JPS4978391A (en) * 1972-12-01 1974-07-29

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5775634A (en) * 1980-10-31 1982-05-12 Olympus Optical Co Eye bottom camera
JPS57183830A (en) * 1981-05-07 1982-11-12 Olympus Optical Co Photographing system of eye bottom camera
JPS6349505B2 (en) * 1981-05-07 1988-10-04 Olympus Optical Co
JPS6329509U (en) * 1986-08-13 1988-02-26
JPH0228885Y2 (en) * 1986-08-13 1990-08-02

Also Published As

Publication number Publication date
JPS615728B2 (en) 1986-02-20

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