IT1093086B - Sistema ottico per l'illuminazione del fondo dell'occhio - Google Patents

Sistema ottico per l'illuminazione del fondo dell'occhio

Info

Publication number
IT1093086B
IT1093086B IT52358/77A IT5235877A IT1093086B IT 1093086 B IT1093086 B IT 1093086B IT 52358/77 A IT52358/77 A IT 52358/77A IT 5235877 A IT5235877 A IT 5235877A IT 1093086 B IT1093086 B IT 1093086B
Authority
IT
Italy
Prior art keywords
illumination
eye
optical system
optical
Prior art date
Application number
IT52358/77A
Other languages
English (en)
Original Assignee
Zeiss Carl
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 Zeiss Carl filed Critical Zeiss Carl
Application granted granted Critical
Publication of IT1093086B publication Critical patent/IT1093086B/it

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
    • A61B3/0008—Apparatus for testing the eyes; Instruments for examining the eyes provided with illuminating means
    • 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
    • A61B3/12—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for looking at the eye fundus, e.g. ophthalmoscopes
IT52358/77A 1977-01-29 1977-12-23 Sistema ottico per l'illuminazione del fondo dell'occhio IT1093086B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2703723A DE2703723C3 (de) 1977-01-29 1977-01-29 Optisches System zur Beleuchtung des Augenhintergrundes und zur Abbildung von Testmarken auf demselben

Publications (1)

Publication Number Publication Date
IT1093086B true IT1093086B (it) 1985-07-19

Family

ID=5999881

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52358/77A IT1093086B (it) 1977-01-29 1977-12-23 Sistema ottico per l'illuminazione del fondo dell'occhio

Country Status (7)

Country Link
US (1) US4272165A (it)
JP (1) JPS5394491A (it)
CH (1) CH619853A5 (it)
DE (1) DE2703723C3 (it)
FR (1) FR2378495A1 (it)
GB (1) GB1600542A (it)
IT (1) IT1093086B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5595702U (it) * 1978-12-27 1980-07-03
JPS56106640A (en) * 1980-01-30 1981-08-25 Asahi Optical Co Ltd Measuring device for error of eye refraction
US4552440A (en) * 1983-10-12 1985-11-12 Guyton D L Apparatus for determination of potential visual acuity utilizing a slit lamp microscope
US5751395A (en) * 1997-01-10 1998-05-12 Thall; Edmond H. Retinal diagnostic device
GB2353868B (en) * 1999-08-28 2002-06-26 Keeler Ltd Retinoscope with movable focusing means
DE20306542U1 (de) * 2003-04-25 2003-08-28 Oculus Optikgeraete Gmbh Vorrichtung zur Projektion eines Lichtstrahls
JP6055179B2 (ja) * 2011-12-19 2016-12-27 株式会社トプコン 回転角検出装置及び測量装置
US9541382B2 (en) 2011-12-19 2017-01-10 Kabushiki Kaisha Topcon Rotation angle detecting apparatus and surveying instrument

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB297652A (en) * 1928-04-04 1928-09-27 Arthur Wilson An ophthalmoscope, with monochromatic and red free light, with a varying aperture, a luminous plane and concave retinoscope, and a hand slit lamp
US2107305A (en) * 1934-03-02 1938-02-08 Dartmouth College Adjustable lens system
GB676843A (en) * 1949-08-05 1952-08-06 Zeiss Opton Optische Werke Ophthalmoscope
GB893602A (en) * 1957-06-26 1962-04-11 Yasuyuki Sata Improvements in or relating to ophthalmic photography
DE1956461U (de) * 1966-12-19 1967-03-02 Rud Riester Fabrik Medizinisch Ophthalmoskop.
DE1286781B (de) * 1967-08-02 1969-01-09 Zeiss Stiftung Spaltlampe zur Augenuntersuchung
CH485459A (de) * 1967-08-02 1970-02-15 Zeiss Carl Fa Spaltlampe zur Augenuntersuchung
CH477007A (de) * 1967-10-27 1969-08-15 Zeiss Carl Fa Spaltlampengerät mit veränderlichem vertikalen Einstrahlwinkel
US3487835A (en) * 1968-07-05 1970-01-06 American Optical Corp Surgical laser photo-coagulation device
US3524702A (en) * 1968-09-06 1970-08-18 John G Bellows Apparatus for objectively and automatically refracting the eye
US3572910A (en) * 1969-03-24 1971-03-30 American Optical Corp Apparatus for measuring the refractive errors of an eye
DE1954624A1 (de) * 1969-10-30 1971-05-06 Weyhausen & Co Maschinenfabrik Vorrichtung zum waagerechten Heben und Absetzen von Behaeltern und Paletten,insbesondere Containern,vorzugsweise zum Anbau oder Mitfuehren an Transportfahrzeugen
US3600098A (en) * 1969-12-29 1971-08-17 Bausch & Lomb Optical alignment method and apparatus
DE2218681A1 (de) * 1972-04-18 1973-10-25 Heine Optotech Kg Ophthalmoskop
US3880501A (en) * 1973-04-16 1975-04-29 Tropel Optical system for objective refractor for the eye
FR2228461B1 (it) * 1973-05-09 1978-01-13 Tropel

Also Published As

Publication number Publication date
US4272165A (en) 1981-06-09
FR2378495B1 (it) 1983-07-18
DE2703723A1 (de) 1978-08-03
JPS5394491A (en) 1978-08-18
DE2703723B2 (de) 1981-02-26
FR2378495A1 (fr) 1978-08-25
DE2703723C3 (de) 1986-05-07
CH619853A5 (it) 1980-10-31
GB1600542A (en) 1981-10-21

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