standard optical position centre

(redirected from standard optical centre position)

centre, standard optical position 

A reference point specific to each spectacle lens shape. The standard optical position is on the vertical line passing through the boxed centre, and is at the boxed centre. See boxing centre; boxing system.
Millodot: Dictionary of Optometry and Visual Science, 7th edition. © 2009 Butterworth-Heinemann
Mentioned in ?
Full browser ?