Apparatus for taking photographs of sections of crystalline lens

Details Apparatus for taking photographs of sections of crystalline lens Apparatus for taking photographs of sections of crystalline lens

1978-02-14

1980-04-15

Hix, L. T.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

Ophthalmic lenses or blanks

354160, 354190, 351 7, A61B 314

Patent

active

041981430

ABSTRACT:
Apparatus for photographing sections of crystalline lenses which includes a slit illumination system for illuminating a patient's eye in a slit plane and a photographing system for taking a photographs of the illuminated section of the crystalline lens at an angle of 45.degree. with respect to the plane of slit illumination with a magnification power of one. The photographing system includes a lens which is movable in a direction perpendicular to the photographing optical axis for adjustment of focus.

REFERENCES:
patent: 4019813 (1977-04-01), Cornsweet

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