1) optical glass (borosilicate) material 2) above 94% light transmittance 3) high temperature resistance 4) clear

                              Glass lens for LED flashlight GT-D28-5-1)

1)material: optical glass(borosilicate),K9,BK7,B270

2) light transmittance: 95%( coated lens can up to 97%)

3) size :

4) structure: plano-convex

5) shape: aspheric

6) main feature

a:  clear and transparent, no mould markd,no inside bubble and dirts

b:  can match up all kinds of different high power led ,uniform facula,no collapsar,shadow and dark

  

c:adopt high precisy aspheric design and superior optical glass, strictly perform ROHS environmental standard

7) application range: suitable for downlight and other led lighting.

 

plano-convex glass lens for flashlight(GT-D28-5-1)