JPS53129059A - Wide angle objective lens for eye bottom and photo inspection - Google Patents

Wide angle objective lens for eye bottom and photo inspection

Info

Publication number
JPS53129059A
JPS53129059A JP4410478A JP4410478A JPS53129059A JP S53129059 A JPS53129059 A JP S53129059A JP 4410478 A JP4410478 A JP 4410478A JP 4410478 A JP4410478 A JP 4410478A JP S53129059 A JPS53129059 A JP S53129059A
Authority
JP
Japan
Prior art keywords
objective lens
wide angle
angle objective
eye bottom
photo inspection
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
JP4410478A
Other languages
English (en)
Inventor
Muuhieru Furantsu
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.)
Carl Zeiss AG
Original Assignee
Carl Zeiss AG
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 Carl Zeiss AG filed Critical Carl Zeiss AG
Publication of JPS53129059A publication Critical patent/JPS53129059A/ja
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/14—Arrangements specially adapted for eye photography
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
    • 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 -
    • G02B9/04—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having two components only
    • G02B9/06—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having two components only two + components

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biophysics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Ophthalmology & Optometry (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Eye Examination Apparatus (AREA)
  • Lenses (AREA)
JP4410478A 1977-04-15 1978-04-14 Wide angle objective lens for eye bottom and photo inspection Pending JPS53129059A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2716616A DE2716616C2 (de) 1977-04-15 1977-04-15 Weitwinkelobjektiv zur visuellen und photographischen Untersuchung des Fundus

Publications (1)

Publication Number Publication Date
JPS53129059A true JPS53129059A (en) 1978-11-10

Family

ID=6006312

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4410478A Pending JPS53129059A (en) 1977-04-15 1978-04-14 Wide angle objective lens for eye bottom and photo inspection

Country Status (6)

Country Link
US (1) US4222634A (ja)
JP (1) JPS53129059A (ja)
CH (1) CH628236A5 (ja)
DE (1) DE2716616C2 (ja)
FR (1) FR2387463A1 (ja)
GB (1) GB1598976A (ja)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5591336A (en) * 1978-12-29 1980-07-10 Nippon Chemical Ind Optical system for observing and photographing eyeground
JPS58108509A (ja) * 1981-12-22 1983-06-28 Asahi Optical Co Ltd 間接倒像眼底鏡用非球面レンズ
US4738521A (en) * 1982-10-28 1988-04-19 David Volk Lens for indirect ophthalmoscopy
US4824208A (en) * 1984-08-28 1989-04-25 Talig Corporation Display for contrast enhancement
GB2178554A (en) * 1985-07-27 1987-02-11 Stc Plc Optical expanded beam termination
US4728183A (en) * 1986-10-01 1988-03-01 Ocular Instruments, Inc. Ophthalmic lens for observing the fundus of the eye
US4772102A (en) * 1987-05-18 1988-09-20 Taliq Corporation Display with light traps between reflector and scattering means
US5309187A (en) * 1992-03-18 1994-05-03 Ocular Instruments, Inc. High magnification ophthalmic lens
US5623323A (en) * 1994-10-26 1997-04-22 Ocular Instruments, Inc. Extra wide field ophthalmic lens
US5589896A (en) * 1994-10-26 1996-12-31 Ocular Instruments, Inc. Adjustable indirect ophthalmoscopy lens
IL120185A0 (en) * 1997-02-09 1997-06-10 Svetliza Eduardo Wide angle apparatus for examination of the eye

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB306540A (en) * 1928-02-24 1929-11-14 Zeiss Carl Improvements in appliances for examination of the eye
DE1694082U (de) * 1954-10-26 1955-03-03 Heinrich Dr Med Sachtleben Ophthalmoskoplinse.
FR1115136A (fr) * 1954-11-27 1956-04-19 Système optique ophtalmoscopique
US2777364A (en) * 1956-01-16 1957-01-15 Bausch & Lomb Fogusing lens for ophthalmic instrument
JPS5225252B2 (ja) * 1972-09-16 1977-07-06

Also Published As

Publication number Publication date
US4222634A (en) 1980-09-16
FR2387463B1 (ja) 1983-08-26
FR2387463A1 (fr) 1978-11-10
GB1598976A (en) 1981-09-30
DE2716616A1 (de) 1978-10-19
CH628236A5 (de) 1982-02-26
DE2716616C2 (de) 1983-03-31

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