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Feature
● Low cost
● Excellent quality
● Best lead time
● Coating and mounts services
Material
BK7, Fused Silica, Sapphire, CaF2
Diameter Tolerance (mm)
+0.00 / -0.15
Paraxial Focal Length
±1%
Centration (arc min)
< 3’
Surface Figure: Power(N)
< 3
Surface Figure: Irregularity(N)
<0.5
Surface Quality
60/40 scratch/dig
Surface Quality
60/40 scratch/dig
Clear aperture
>90%
Note: All size and coating are available upon request.
