Determining astigmatism and/or curvature of lens-like spatial surface, especially human cornea, involves adjusting zoom objective so projected image, reference ring coincide, comparing image and ring
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Dilute solution of chymotrypsin in physiological solvent, useful as rinsing solution for prevention of capsule fibrosis during and/or after operative treatment of cataracts
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intraocular lens
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Suction ring for operations on the human eye
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CUTTER FOR CUTTING A CIRCULAR CORNEAL DISC
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Fixation ring for radial keratotomy
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Use of a solution of alpha-chymotrypsin
CH667200A5
Fixing arrangement for holding a corneal disc taken from the human eye.
