DE29611337U1 - Strich-Skiaskop mit fixierbarer Strahlparallelisierung - Google Patents

Strich-Skiaskop mit fixierbarer Strahlparallelisierung

Info

Publication number
DE29611337U1
DE29611337U1 DE29611337U DE29611337U DE29611337U1 DE 29611337 U1 DE29611337 U1 DE 29611337U1 DE 29611337 U DE29611337 U DE 29611337U DE 29611337 U DE29611337 U DE 29611337U DE 29611337 U1 DE29611337 U1 DE 29611337U1
Authority
DE
Germany
Prior art keywords
retinoscope
fixable
line
beam parallelization
parallelization
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.)
Expired - Lifetime
Application number
DE29611337U
Other languages
English (en)
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.)
Heine Optotechnik KG
Original Assignee
Heine Optotechnik KG
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 Heine Optotechnik KG filed Critical Heine Optotechnik KG
Priority to DE29611337U priority Critical patent/DE29611337U1/de
Publication of DE29611337U1 publication Critical patent/DE29611337U1/de
Priority to US08/871,135 priority patent/US5859687A/en
Priority to JP09172592A priority patent/JP3095714B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A61B3/12—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
    • A61B3/1208—Multiple lens hand-held instruments

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Eye Examination Apparatus (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
DE29611337U 1996-06-28 1996-06-28 Strich-Skiaskop mit fixierbarer Strahlparallelisierung Expired - Lifetime DE29611337U1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE29611337U DE29611337U1 (de) 1996-06-28 1996-06-28 Strich-Skiaskop mit fixierbarer Strahlparallelisierung
US08/871,135 US5859687A (en) 1996-06-28 1997-06-06 Bar skiascope beam fixable in parallel
JP09172592A JP3095714B2 (ja) 1996-06-28 1997-06-27 平行ビーム固定式バー検影器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29611337U DE29611337U1 (de) 1996-06-28 1996-06-28 Strich-Skiaskop mit fixierbarer Strahlparallelisierung

Publications (1)

Publication Number Publication Date
DE29611337U1 true DE29611337U1 (de) 1996-09-05

Family

ID=8025814

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29611337U Expired - Lifetime DE29611337U1 (de) 1996-06-28 1996-06-28 Strich-Skiaskop mit fixierbarer Strahlparallelisierung

Country Status (3)

Country Link
US (1) US5859687A (de)
JP (1) JP3095714B2 (de)
DE (1) DE29611337U1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1882444A1 (de) 2006-07-28 2008-01-30 Essilor International (Compagnie Generale D'optique) Methode und System zur objektiven Vermessung des Auges
US7862173B1 (en) * 2009-07-29 2011-01-04 VistaMed, LLC Digital imaging ophthalmoscope
US8786210B2 (en) 2010-06-30 2014-07-22 Welch Allyn, Inc. Drive circuit for light emitting diode
JP5943004B2 (ja) * 2011-12-27 2016-06-29 株式会社ニデック 手持型眼科装置
CN111297309B (zh) * 2020-03-07 2024-01-30 陕西艾诺美瑞申医疗科技有限公司 一种医学影像成像用电子内窥镜

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2501438A (en) * 1947-03-11 1950-03-21 Jacob C Copeland Streak retinoscope
US3602581A (en) * 1968-05-15 1971-08-31 Optotechnik Gmbh And Propper M Skiascope

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5500698A (en) * 1984-11-09 1996-03-19 Sims; Clinton N. Optical instruments such as retinoscopes which may incorporate multiple lens assemblies and methods of calibrating such instruments

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2501438A (en) * 1947-03-11 1950-03-21 Jacob C Copeland Streak retinoscope
US3602581A (en) * 1968-05-15 1971-08-31 Optotechnik Gmbh And Propper M Skiascope

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
RASSOW,Bernhard: Ophthalmologisch-optische Instrumente, Ferdinand Enke Verlag Stuttgart, 1987, S.36-41 *

Also Published As

Publication number Publication date
JPH1057316A (ja) 1998-03-03
JP3095714B2 (ja) 2000-10-10
US5859687A (en) 1999-01-12

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19961017

R163 Identified publications notified

Effective date: 19961016

R150 Utility model maintained after payment of first maintenance fee after three years

Effective date: 19990914

R151 Utility model maintained after payment of second maintenance fee after six years

Effective date: 20021122

R152 Utility model maintained after payment of third maintenance fee after eight years

Effective date: 20040907

R071 Expiry of right