Size: 2.0 x 2.0 inches (50 x 50 mm), UV Protection, 640 nm, IR Pass Filter, Glass, HB640
Color Optical Glass:
Model: HB600, HB610, HB630, HB640, HB650, HB670, HB680 HB700, HB720
Re-optical glass is widely used in medical equipment, finance, metallurgy, photography, optics and other scientific fields. We are warm and welcomed by our customers at home and abroad to provide you with satisfactory products.
Technical indicators:
Surface Quality: 0/0, 40/20-80/50
2 Surface Accuracy: 1/10", 1/4", 2"
3. Thickness Tolerance: ±0.01 - ±0.02 mm
4 Parallel degrees: 5 arc seconds ~ 1 arc minute
5. Processing Range: Up to 0.008 inch (0.2 mm) thickness.
6 Coatings
7 steel