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JPS5412195A - Ophthalmologic device for correcting amount of light according to variable multiplication - Google Patents

Ophthalmologic device for correcting amount of light according to variable multiplication

Info

Publication number
JPS5412195A
JPS5412195A JP7840177A JP7840177A JPS5412195A JP S5412195 A JPS5412195 A JP S5412195A JP 7840177 A JP7840177 A JP 7840177A JP 7840177 A JP7840177 A JP 7840177A JP S5412195 A JPS5412195 A JP S5412195A
Authority
JP
Japan
Prior art keywords
light according
correcting amount
ophthalmologic device
variable multiplication
multiplication
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
JP7840177A
Other languages
Japanese (ja)
Other versions
JPS5823098B2 (en
Inventor
Isao Matsumura
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 JP52078401A priority Critical patent/JPS5823098B2/en
Priority to US05/919,149 priority patent/US4265518A/en
Publication of JPS5412195A publication Critical patent/JPS5412195A/en
Publication of JPS5823098B2 publication Critical patent/JPS5823098B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Microscoopes, Condenser (AREA)
  • Eye Examination Apparatus (AREA)
JP52078401A 1977-06-30 1977-06-30 Ophthalmological device that corrects light intensity according to magnification change Expired JPS5823098B2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP52078401A JPS5823098B2 (en) 1977-06-30 1977-06-30 Ophthalmological device that corrects light intensity according to magnification change
US05/919,149 US4265518A (en) 1977-06-30 1978-06-26 Variable magnification apparatus having illumination compensating ability

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52078401A JPS5823098B2 (en) 1977-06-30 1977-06-30 Ophthalmological device that corrects light intensity according to magnification change

Publications (2)

Publication Number Publication Date
JPS5412195A true JPS5412195A (en) 1979-01-29
JPS5823098B2 JPS5823098B2 (en) 1983-05-13

Family

ID=13660993

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52078401A Expired JPS5823098B2 (en) 1977-06-30 1977-06-30 Ophthalmological device that corrects light intensity according to magnification change

Country Status (1)

Country Link
JP (1) JPS5823098B2 (en)

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54147684A (en) * 1978-05-10 1979-11-19 Tokyo Optical Eyeground camera that power can be varied
JPS54147685A (en) * 1978-05-10 1979-11-19 Tokyo Optical Eyeground camera that power can be varied
JPS55106136A (en) * 1979-02-08 1980-08-14 Canon Kk Light amount adjustable eyeground camera
JPS55113434A (en) * 1979-02-26 1980-09-02 Canon Kk Eyeground camera
JPS55122531A (en) * 1979-03-14 1980-09-20 Canon Kk Ophthalmologic device which can photograph in variable power
JPS5611802U (en) * 1979-07-06 1981-01-31
JPS5615723A (en) * 1979-07-20 1981-02-16 Nippon Chemical Ind Ophthalmologic instrument enabling continuous variable power
JPS5627236A (en) * 1979-08-10 1981-03-17 Canon Kk Ophthalmic photographing device
JPS5949737A (en) * 1982-09-16 1984-03-22 株式会社トプコン Illumination apparatus of eye bottom camera
JPS59174144A (en) * 1983-03-22 1984-10-02 キヤノン株式会社 Ophthalmic photographing apparatus
JPS60176621A (en) * 1984-02-22 1985-09-10 キヤノン株式会社 Ophthalimic photographing apparatus
JPH01300923A (en) * 1988-05-31 1989-12-05 Topcon Corp Opthalmic imaging apparatus
JP2005342283A (en) * 2004-06-04 2005-12-15 Canon Inc Ophthalmologic photographing device
JP2010284544A (en) * 2010-08-23 2010-12-24 Canon Inc Ophthalmologic photographing apparatus
JP2014008176A (en) * 2012-06-29 2014-01-20 Nidek Co Ltd Fundus photographing device
JP2014039874A (en) * 2013-10-30 2014-03-06 Canon Inc Ophthalmological photographing apparatus and control method of the same

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4975347A (en) * 1972-11-13 1974-07-20
JPS501756A (en) * 1973-05-04 1975-01-09
JPS5179352A (en) * 1974-12-30 1976-07-10 Zeiss Jena Veb Carl

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4975347A (en) * 1972-11-13 1974-07-20
JPS501756A (en) * 1973-05-04 1975-01-09
JPS5179352A (en) * 1974-12-30 1976-07-10 Zeiss Jena Veb Carl

Cited By (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54147684A (en) * 1978-05-10 1979-11-19 Tokyo Optical Eyeground camera that power can be varied
JPS54147685A (en) * 1978-05-10 1979-11-19 Tokyo Optical Eyeground camera that power can be varied
JPS6146131B2 (en) * 1978-05-10 1986-10-13 Tokyo Optical
JPS55106136A (en) * 1979-02-08 1980-08-14 Canon Kk Light amount adjustable eyeground camera
JPS55113434A (en) * 1979-02-26 1980-09-02 Canon Kk Eyeground camera
JPS6240008B2 (en) * 1979-02-26 1987-08-26 Canon Kk
JPS55122531A (en) * 1979-03-14 1980-09-20 Canon Kk Ophthalmologic device which can photograph in variable power
JPS5611802U (en) * 1979-07-06 1981-01-31
JPS5615723A (en) * 1979-07-20 1981-02-16 Nippon Chemical Ind Ophthalmologic instrument enabling continuous variable power
JPS6230011B2 (en) * 1979-07-20 1987-06-30 Nippon Kogaku Kk
JPS6216089B2 (en) * 1979-08-10 1987-04-10 Canon Kk
JPS5627236A (en) * 1979-08-10 1981-03-17 Canon Kk Ophthalmic photographing device
JPH0212572B2 (en) * 1982-09-16 1990-03-22 Tokyo Optical
JPS5949737A (en) * 1982-09-16 1984-03-22 株式会社トプコン Illumination apparatus of eye bottom camera
JPS59174144A (en) * 1983-03-22 1984-10-02 キヤノン株式会社 Ophthalmic photographing apparatus
JPH0362408B2 (en) * 1983-03-22 1991-09-25 Canon Kk
JPS60176621A (en) * 1984-02-22 1985-09-10 キヤノン株式会社 Ophthalimic photographing apparatus
JPS6336251B2 (en) * 1984-02-22 1988-07-19 Canon Kk
JPH01300923A (en) * 1988-05-31 1989-12-05 Topcon Corp Opthalmic imaging apparatus
JP2005342283A (en) * 2004-06-04 2005-12-15 Canon Inc Ophthalmologic photographing device
JP2010284544A (en) * 2010-08-23 2010-12-24 Canon Inc Ophthalmologic photographing apparatus
JP2014008176A (en) * 2012-06-29 2014-01-20 Nidek Co Ltd Fundus photographing device
JP2014039874A (en) * 2013-10-30 2014-03-06 Canon Inc Ophthalmological photographing apparatus and control method of the same

Also Published As

Publication number Publication date
JPS5823098B2 (en) 1983-05-13

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