Material

CDGM(H-K9L ETC.),

SCHOTT(N-BK7 ETC.)

Fused Silica

Diameter

3mm-100mm

Surface Quality

MIL60-40,   MIL40-20,    MIL10-5

Centration

±8arc min.     ±3arc min.      ±0.5arc min. 

Surface Figure

 λ/2 @ 632.8nm    λ/4 @ 632.8nm    λ/10 @ 632.8nm

Effective Diameter 

>90%

Coating

As per customer request