Slit illuminating apparatus

Details Slit illuminating apparatus Slit illuminating apparatus

1989-10-31

1991-05-28

Dzierzynski, Paul M.

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

351213, 351219, 351221, A61B 310

Patent

active

050188518

ABSTRACT:
A slit illuminating apparatus in which slit illuminating light beams can be simply applied to an eye to be examined from different directions of application at a time or with lapse of time.

REFERENCES:
patent: 4293198 (1981-10-01), Kohayakawa et al.

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