Ophthalmic measuring apparatus

Details Ophthalmic measuring apparatus Ophthalmic measuring apparatus

1992-02-03

1994-11-15

Sikes, William L.

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

For interpupillary distance measuring or lens positioning

351200, 33200, 356127, A61B 310

Patent

active

053652860

ABSTRACT:
An ophthalmic measuring apparatus includes a device for measuring the distance from a certain point (such as the center of the other of right and left spectacle lenses or the bridge position of the lenses) to the center of the lenses on the basis of the amount of displacement of a spectacle lens contacting member, and a device for measuring the distance from a certain point (such as the center of the pupil of the other of right and left eyes to be examined or the nose position) to the center of the pupil on the basis of the amount of displacement of an observation system for observing the front eye parts of the eyes to be examined therethrough.

REFERENCES:
patent: 4098002 (1978-07-01), Campbell et al.
patent: 4571842 (1986-02-01), Ikezawa et al.
patent: 5152067 (1992-10-01), Kurachi et al.

Affiliated with

Also associated with

Rating

Ophthalmic measuring apparatus does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Ophthalmic measuring apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Ophthalmic measuring apparatus will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1101109