Aspheric lenses has the better radius of curvature. aspheric lenses are widely been used in applications such as in zoom lens, astronomical telescope, DVD pick up, high power laser collimators, LED lens, glasses, high quality magnifier and so on. We can make all kinds of aspheric lenses, such as, plano convex lenses, plano concave lenses, double convex lenses, double concave lenses, meniscus lenses, achromatic lenses, triplet lenses, half ball lenses and ball-lenses.
1.Substrate Material: optical glass,quartz,pyrex,sapphire,znse,caf2,ge,si,etc. 2.Diameters Available: 3mm to 200mm 3.Diameter Tolerance: +0.00/-0.05mm or customer design 4.Surface Quality: 80-50,60-40,40-20,20-10,10-5 5.Surface Flatness: 1/4lambda or customer design 6.Surface Irregularity (Peak to Valley): λ/2 or customer design 7.Thickness tolerance: +0.00/-0.05mm 8.Focal length tolerance: +/-1% 9.Clear Aperture: >90% of Diameter 10.Chamfer: 0.05-0.5mmx45degree 11.Centration: 3 arcmin 12.Bevel:0.2mm per25mm 13.Coating: AR,Mgf2 are on request
We have low-speed polishing machine and high-speed polishing machine
More than 3000 kinds of raduis toolings
6 coating machine
Surface Quality Testing
Zygo Testing Surface Flatness
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