Material: Bk7,fused silica,CaF2,MgF2,BaF2,ZnSe and other infrared optical crystals.
Focal length:+/-1%
Length tolerance:+0.0 - -0.1 mm
Width tolerance:+0.0 - -0.1 mm
Center thickness tolerance:+/-0.1 mm
Surface Figure:lambda/2 at 633 nm on plano side
Surface quality:20/10,40/20,60/40 scratch/dig
Clear Aperture>95%
Chamfer:0.25 mm at 45 degree typical
Coating: BBAR, Reflective coating, dichroic coating,AR coating etc.
Customize to your specifications

Manufacturing restrictions are not absolute; Tighter tolerances may be possible. Component specific tolerances may vary depending on component size, shape and/or material.