Model No.︰China Star
Brand Name︰Plano concave lens
Country of Origin︰China
Unit Price︰-
Minimum Order︰-
*Material:BK7 or other materials
*Focal length:+/-1%
*Length tolerance:+0.0 ~ -0.1mm
*Width tolerance:+0.0 ~ -0.1mm
*Center thickness tolerance:+/-0.1mm
*Surface Figure:lambda/2 at 633nm on plano side
*Surface quality:60-40 stratch/dig
*Clear Apenture>90%
*Chamfer:0.25mm at 45 degrees typical
*Coating:optional
Payment Terms︰ TT