Alignment system and ophthalmic system incorporating the same

Details Alignment system and ophthalmic system incorporating the same Alignment system and ophthalmic system incorporating the same

A - Human Necessities

61

B

88/12, 88/98, 88

A61B 3/02 (2006.01) A61B 3/15 (2006.01)

Patent

CA 1093362

ABSTRACT OF THE DISCLOSURE An optical alignment system having a movable portion which contains a centering reticle and range finder, the movable portion is optically coupled to a stationary portion including a field lens to permit the precise positioning of a member relative to an object observed at the field lens. A zone parallel light and an image on the field lens permit adjustment of the member and movable portion without corresponding movement of the operator's head. The system is readily combined with an optometer to provide precision positioning of an optometer eyepiece relative to a patient's eye.

307141

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