item | Optical Glass Lenses |
Material | Common glass( SCHOTT, OHARA, HOYA, CDGM), Fused Silica(Corning Material, JGS1,JGS2,JGS3),Calcium Fluoride(CaF2) etc |
Diameter Tolerance | ±0.01mm |
Thickness Tolerance | ±0.01mm |
Surface Accuracy | PV<1um, RMS<0.1um |
Surface Quality | 60/40~10/5 |
Centration | 10' or better |
Clear Aperture | ≥90% |
Beveling | <0.2 X 45 degree, Protective bevel or upon request. |
Lens Shape | Plano-Convex, Plano-Concave, Equi-Convex, Equi-Concave, Meniscus etc. |
Coating | AR coating, BBAR coating, V-coating, HR coating or upon request. |