PW-1901M

PW-1901M

Model：PW-1901M
Description：

Price(USD)：$0

Specification

Model No	PW-1901M
Material	UV Grade MgF2
Diameter D (mm)	19.1
Thickness t (mm)	2
Parallelism	< 10 arc sec
Surface Flatness @ 633 nm	λ/ 10
Surface Quality	< 20/10 (both sides)
Diameter Tolerance (mm)	< + 0.00 / – 0.20
Thickness Tolerance (mm)	< ± 0.25
Clear Aperture (%)	> 85
Bevel	0.3 mm (typical) x 45
Coating	Uncoated

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