Single photon lens: is only a light, low generally use halogen bulbs and hid xenon bulbs.
Double optical lens: a lens, through the inside of the lens shade, can realize the distance light switch! When the window closed, is low, when open the shade, is in! But the lamp inside the lens is
motionless, also do not have any change!
The company products related to LED lighting in various fields, such as indoor lighting, outdoor lighting, commercial engineering lighting, stage lighting, TV backlight, infrared monitoring
auxiliary lighting, lights and other areas; product categories include: LED PAR lamp lens, COB lens, backlight lens, straight down lens, infrared lens, lamp lens and other optical lenses!