We supply optical wedge prism. Wedge prism is commonly used in laser system for eliminating the reflections from the second surface or for beam steering. Standard and broadband anti reflection coatings are available upon request, see our standard optics components below. Specification of our wedge prism as follow:*material:bk7 or(jgs1 jgs2 jgs3) *glass qualityz:nd +/-0. 001 to +/-0. 0001 vd +/-0. 8% to +/-0. 1% *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. 3+/-0. 20mm *45degree*no chamfer *coating optional