Device and method for filming a dimly illuminated object

Details Device and method for filming a dimly illuminated object Device and method for filming a dimly illuminated object

1998-11-27

2000-02-29

Manuel, George

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

A61B 314

Patent

active

060300809

ABSTRACT:
A device for filming a dimly illuminated object, especially the eye, comprises a source of light for illuminating the object/eye, a light amplifier for amplifying the light reflected from the object/eye, and filming picture recording equipment. The source of light is a source of white light with a low intensity of the emitted light. The device comprises elements for separating at least two of the three primary colors from the reelected light, a light amplifier for amplifying the light for each separated primary color, and filming picture recording equipment for recording the amplified light for each separated primary color. A method for filming the object/eye can be carried out by means of the device.

REFERENCES:
patent: 4831452 (1989-05-01), Takanashi et al.
patent: 5048946 (1991-09-01), Sklar et al.
patent: 5214503 (1993-05-01), Chiu et al.
patent: 5225859 (1993-07-01), Fleischman

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