optical BK7 glass wedge prism from China

Wedge prism is an optical element having plane-inclined surfaces, usually the faces are inclined toward one another at very small angles. Wedges divert light toward their thicker portions.

Specification of our wedge prism as follow: *Material:BK7 or(JGS1 JGS2 JGS3) *Dimension Tolerance:0.20mm to +0.01/-0.01mm *Thickness Tolerance:0.20mm to 0.005mm *Surface Quality:80-50 to 10-5 Scratch/Dig *Surface Flatness: at 632.8nm lambda to lambda /20 per 25mm *Clear Aperture:80% -- 100% *Angle Tolerance:3-5 minutes to 3 second *Chamfer:0.30.20mm *45degree *No Chamfer *Coating Optional