material
|
cost
|
Optical accuracy
|
Temperature resistance
|
Heat dissipation
|
Anti-deformation
|
Shock
|
weight
|
glass
|
high
|
high
|
high
|
it is good
|
it is good
|
difference
|
Big
|
Manager: Mr. Zhang Cell phone: 13710026394
Sales: Miss Yao Cell phone: 15975457630
Tel: 020-36006546
E-mail: lslight@163.com
Addr.: Tangge industrial zone, Xintang road, Baiyun district, Guangzhou
Zip Code: 510430