plus lens


Also found in: Dictionary, Thesaurus, Encyclopedia.

con·vex lens

a converging lens.
Synonym(s): plus lens

plus lens

A convex lens used to improve visual acuity in hyperopic patients.
Synonym: convergent lens
See also: lens
References in periodicals archive ?
This newest PENTAX Varifocal Plus lens is the leading security lens available in the industry," said Tom Harada, Managing Director of Security Systems and Maching Vision Optics, PENTAX Imaging Company.
The PENTAX Varifocal Plus lens will be displayed at the International Security Conference & Exposition (ISC WEST) from April 1-3, 2009 in Las Vegas.
Another example is Clens 100 (Alcon, Fort Worth, Texas, USA), which contains polyethyl glycol-II (PEG-II) lauryl ether carboxylic acid as the surfactant and poloxamine as a wetting agent (note that this is also available as Clerz Plus lens drops for soft lenses only).