Our company offers you a very wide range of optical lenses,including spherical lens,cylindrical lens,aspherical lens,windows,prisms,crystal,mirrors and high precision optical samples etc.In addition,we specilize in customizing photographic lens and accessories,such as wide angle lens,telephoto lens,projector lens,fisheye lens etc.We would also like to do OEM for you according to your request.

Specification of our spherical lens as follow:
*Material:BK7,Ge,CaF2 crystal,MgF2 crystal,ZnSe,BaF2 or other material.
*Dimension Tolerance +0.0 -- -0.1mm
*Center Thickness +/-0.1mm
*Focal Length Tolerance+/-1%
*Surface Quality:60/40
*Surface Figure: lambda/2 at 633nm on plano side
*Clear Aperture >90%
*Chamfer 0.25mm at 45 degree typical
*Coating Optional