Eyesight auxiliary liquid crystal device

Details Eyesight auxiliary liquid crystal device Eyesight auxiliary liquid crystal device

1991-05-08

1992-04-21

Bovernick, Rodney B.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Combined

351 44, G02C 100

Patent

active

051061791

ABSTRACT:
An eyesight auxiliary device having within a main body of the device is described, a spot light source, transparent liquid cyrstal panels illuminated by the spot light source and convex lenses substantially integrally arranged with the liquid crystal panels. The main body of the device is fitted to a user's head, the image of the liquid crystal panels is directly projected onto the retina of the user's eyeballs through the spot light source. Further, a small-sized camera for capturing the image of the liquid crystal panels is arranged at a position corresponding to the height positions of the eyeballs.

REFERENCES:
patent: 4848890 (1989-07-01), Horn

Affiliated with

Also associated with

Rating

Eyesight auxiliary liquid crystal device does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Eyesight auxiliary liquid crystal device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Eyesight auxiliary liquid crystal device will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1581386