ophthalmometer
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Related to ophthalmometer: keratometer
ophthalmometer
[‚äf·thəl′mäm·əd·ər] (optics)
An instrument for measuring refractive errors, especially astigmatism.
An instrument for measuring the capacity of the chamber of the eye.
An instrument for measuring the eye as a whole.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.