Adjustable bows for loupe frame

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Temples

Patent

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Details

351113, 351 57, 350146, 350249, G02C 520, G02B 2500

Patent

active

046766090

ABSTRACT:
An adjustable loupe frame is provided consisting of telescopic, spring-biased right and left bows and a loupe mounting bracket extending between and joined pivotably to the front ends of telescopic bows. The bows are adjustable to vary the distance between the loupe and the eyes of a viewer, so that an object to be viewed can be focused properly at any time.

REFERENCES:
patent: 633023 (1899-09-01), Miehle
patent: 1562046 (1925-11-01), Perrin
patent: 3458246 (1969-07-01), Krebs

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