Features:
lHigh Precision Dimension
lHigh Precision Angle Control
Spec:
lMaterial: BK7 SF6,Specified by customer
lDia Tolerance: +/-0.20 mm
l90 degree Deviation tolerance: <30 arc second (Standard Series) <10 arc second (Precision Series)
lFlatness: λ/2 @632.8nm(Standard Series) λ/4 @632.8nm(Precision Series)
lSurface Quality: 40-60
lClear Aperture: > 90%
lCoating: Specified by customer
Remark:
lThe upper parameters are only for the normal optics' reference basis, concrete specifications will be different according to different material and dimensions