This is an old revision of this page, as edited by StationNT5Bmedia (talk | contribs) at 19:21, 1 July 2007 (→References: correction of difficult spelling of URL). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.
Revision as of 19:21, 1 July 2007 by StationNT5Bmedia (talk | contribs) (→References: correction of difficult spelling of URL)(diff) ← Previous revision | Latest revision (diff) | Newer revision → (diff)A vertometer is an ophthalmic bench instrument used to measure diopter power of a lens. It differs from a lensmeter or lensometer which is a general dispensory tool for opticians to verify spectable prescriptions at the laborartory. A vertometer, on the other hand, is a more precision instrument used to locate, mark, and index a lens optical center for edging, mounting, and construction of a spectacle prescription.
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