Optometric lens trial frame

Details Optometric lens trial frame Optometric lens trial frame

1987-03-27

1989-01-31

Bovernick, Rodney B.

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Subjective type

351227, A61B 304

Patent

active

048012009

ABSTRACT:
A trial frame is disclosed presenting pairs of lens holders on one or both sides of a common beam for ocular therapy and testing by a plurality of test lenses. Each lens frame holder is grooved to simultaneously accommodate plural lenses and may completely or partially encircle lenses to releasably hold them. Secured at each lateral extremity of the common beam is an elastic head band to quickly and securely position the test frame for use especially as on an active younger child.

REFERENCES:
patent: 1266224 (1918-05-01), Day
patent: 1962800 (1934-06-01), Aspenleiter
patent: 2603785 (1952-07-01), Splaine

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