Specifications
Material:	VUV grade CaF2
Surface Quality:	< 20 / 10
Radius of Curvature:	∞
Surface Flatness:	< λ / 10 @ 633 nm
Diameter Tolerance:	< + 0.00 / - 0.20 mm
Thickness Tolerance:	< ± 0.25 mm
Clear Aperture:	> 85% of diameter
Damage Threshold:	> 1.2 J /cm², 10 ns
Durability:	Meet adhesion and abrasion per MIL-C-675

Part No.	Diameter (inch)	Thickness (mm)	Runp
0° High Reflector
XHR-1206CU-157-0	0.50	0.250	>96%
XHR-1906CU-157-0	0.75	0.250	>96%
XHR-2506CU-157-0	1.00	0.250	>96%
XHR-3809CU-157-0	1.50	0.375	>96%
XHR-5009CU-157-0	2.00	0.375	>96%
45° High Reflector
XHR-1206CU-157-45	0.50	0.250	>96%
XHR-1906CU-157-45	0.75	0.250	>96%
XHR-2506CU-157-45	1.00	0.250	>96%
XHR-3809CU-157-45	1.50	0.375	>96%
XHR-5009CU-157-45	2.00	0.375	>96%
Partial Reflector
XPR-1206CU-*R-157	0.50	0.250	*
XPR-1906CU-*R-157	0.75	0.250	*
XPR-2506CU-*R-157	1.00	0.250	*
XPR-3809CU-*R-157	1.50	0.375	*
XPR-5009CU-*R-157	2.00	0.375	*