China Star Optics Technology Co., Ltd could manufacture cylindrical lenses, spherical lenses, aspheric lenses, prism, mirror, gluing lenses, lenses, plano-convx lenses, plano-concave lenses, filters, reflector, polarisers,achromatic lens,BK7&ZF2 achromatic lens,cemented doulets,cemented triplets,glued lenses etc..

The specification of our achromatic lens as follow:
*Material:BK7 and ZF2(or according to your request)
*Dia.:+0/-0.05
*Center thickness tolerance:+/-0.1
*Surface quality: 60-40
*Surface figure:0.5-0.2
*Centration < 3arc min
*Chamfer:0.1-0.25*45 degrees
*Design wavelength:486.1mm,587.6mm,656.3mm
(the parameter is demision of nomal lens,so specification will be changed according to different demision and material)