Model：295220
Dimensions：295*178mm
Focal length：220mm
Thickness：2mm
Material：PMMA

Application: the projector lens
 

The projecting camera uses the Fresnel lens
In order to enhance the projecting camera picture of the definition、
brightness and so on ,my company specially studied the fresnel lens of the
use, the facet spacing and the tooth profile achieves the rationalization,
and run up the picture, increase trapezoid adjustment scope, the lens
condensed the objective lens of one used eccentricity, whether the projecting
camera were hoisting or puts on the tabletop, all could achieve the good
reception of TV effect.