1.Material:ND Optical glass
2.Thk.0.2-20+/-0.01mm
3.S/D:40/20,60/40
4.Size:10-150mm
5.Transmission:0.5-90%
Minimum Order Quantity: 200 Piece/Pieces
Supply Ability: 10000 Piece/Pieces per Month
Payment Terms: T/T
Contact SupplierPackaging Detail: Packed by cartons
Delivery Detail: 2Weeks
1.Material:Neutral density optical glass.AB8/AB9/AB10(NG1/NG3/NG9)
2.Surface accuracy:1/10 Lamda,1/4 into2 into
3.Center deviation:5Arc second1Arc Minute
4.The minmux thickness is 0.2 mm .
5.size clips(37mm-77mm) fits most camera.