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Class Information
Number: 351/205
Name: Optics: eye examining, vision testing and correcting > Eye examining or testing instrument > Objective type
Description: Subject matter including instruments for examining the eye of a patient independently of the patient"s perceptions of responses, for example, by observing a light or image directed onto or into the eye to diagnose the eye or to ascertain the power of refraction.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5094522 |
Method of automatic control of means for adjusting an apparatus for observing a subject, means for performing the method, and apparatus equipped with these means |
Mar. 10, 1992 |
| 5088811 |
Laser beam scanning type eye fundus observing device |
Feb. 18, 1992 |
| 5076685 |
Apparatus for ophthalmological laser-therapy instruments |
Dec. 31, 1991 |
| 5071245 |
Ocular refracting power measuring system |
Dec. 10, 1991 |
| 5071246 |
Confocal scanning ophthalmoscope |
Dec. 10, 1991 |
| 5066116 |
Optical system in a laser scanning eye fundus camera |
Nov. 19, 1991 |
| 5054906 |
Indirectly illuminating ophthalmological speculum |
Oct. 8, 1991 |
| 5052795 |
Measuring ophthalmoscope and ophthalmoscopic procedure |
Oct. 1, 1991 |
| 5046836 |
Diagnostic indirect ophthmalmoscopy contact lens system |
Sep. 10, 1991 |
| 5042939 |
Laser scanning type eye fundus camera |
Aug. 27, 1991 |
| 5042938 |
Apparatus for measuring length of visual line length, depth of anterior chamber, thickness of crystal lens, etc. |
Aug. 27, 1991 |
| 5013319 |
Apparatus and method for cornea marking |
May. 7, 1991 |
| 5000562 |
Ophthalmic disease detection method and apparatus |
Mar. 19, 1991 |
| 4998818 |
Ophthalmoscope with linear polarizer |
Mar. 12, 1991 |
| 4993827 |
Method for detecting cataractogenesis |
Feb. 19, 1991 |
| 4991953 |
Scanning laser vitreous camera |
Feb. 12, 1991 |
| 4988184 |
Ophthalmic disease detection apparatus |
Jan. 29, 1991 |
| 4978212 |
Opthalmometer |
Dec. 18, 1990 |
| 4964717 |
Ophthalmic image stabilization system |
Oct. 23, 1990 |
| 4963014 |
Ophthalmoscope |
Oct. 16, 1990 |
| 4960327 |
Optical system in a lasar scanning eye fundus camera |
Oct. 2, 1990 |
| 4952049 |
Apparatus for measuring the refraction of eye |
Aug. 28, 1990 |
| 4941741 |
Ophthalmic disease detection apparatus |
Jul. 17, 1990 |
| 4936667 |
Binocular microscope attachment for correction of ametropia |
Jun. 26, 1990 |
| 4934809 |
Lens positioning device for indirect biomicroscopy of the eye |
Jun. 19, 1990 |
| 4929076 |
Ophthalmic measuring apparatus |
May. 29, 1990 |
| 4927260 |
Apparatus and method for the precision evaluation of visual function in the fovea centralis (macula) area of the retina |
May. 22, 1990 |
| 4913545 |
Adapter for lens retaining ring for use in connection with eye examination |
Apr. 3, 1990 |
| 4900143 |
Ophthalmoscope handpiece with laser delivery system |
Feb. 13, 1990 |
| 4900145 |
Ophthalmic disease detection apparatus |
Feb. 13, 1990 |
| 4894670 |
Slit projection apparatus |
Jan. 16, 1990 |
| 4893920 |
Optical scanning system and method including correction for cross scan error |
Jan. 16, 1990 |
| 4893919 |
Head supported optical suspension system |
Jan. 16, 1990 |
| 4886351 |
Scanning catadioptric ophthalmoscope |
Dec. 12, 1989 |
| 4884884 |
Apparatus for treatment of the eye with the use of a laser |
Dec. 5, 1989 |
| 4878750 |
Ophthalmic measuring apparatus |
Nov. 7, 1989 |
| 4875767 |
Apparatus and methods for marking the visual center of the cornea of a human eye |
Oct. 24, 1989 |
| 4874236 |
Ophthalmologic apparatus for fundus examination |
Oct. 17, 1989 |
| 4874237 |
Electroretinogram apparatus |
Oct. 17, 1989 |
| 4871247 |
Cornea-borne image and light display device |
Oct. 3, 1989 |
| 4867554 |
Surface examining apparatus |
Sep. 19, 1989 |
| 4861154 |
Automated visual assessment system with steady state visual evoked potential stimulator and product detector |
Aug. 29, 1989 |
| 4856892 |
Ophthalmoscope |
Aug. 15, 1989 |
| 4856872 |
Attachment for microscopes |
Aug. 15, 1989 |
| 4850690 |
Head-mounted analog retina test set |
Jul. 25, 1989 |
| 4848895 |
Automatic eye refractive power measuring apparatus |
Jul. 18, 1989 |
| 4846568 |
Method of analyzing an electroretinogram |
Jul. 11, 1989 |
| 4838679 |
Apparatus for, and method of, examining eyes |
Jun. 13, 1989 |
| 4838678 |
Magnifying binocular ophthalmoscope |
Jun. 13, 1989 |
| 4830483 |
Laser applying apparatus |
May. 16, 1989 |
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