CaF2 windows0 pages
CaF2 Windows
Calcium Fluoride has excellent transmission in the UV, they are often used to make
windows with high transmittance from below 150 nm and extending throughout the
visible range. Calcium Fluoride Windows are also applicable for a wide range of
spectrum. It is particularly useful for wavelength at 2980nm laser application.
Attribute _ Specification
Diameter (cpmm) | |
Thickness (mm) | £0.1 |
Diameter Tolerance (mm) | ±0.05 |
Thickness Tolerance (mm) | ±0.02 |
Clear Aperture | >95% |
Parallelism | 10 sec. |
Surface Quality | 80/50-10/5 |
Flatness (per25mm@633nm) | 1 X ~A/4@any 25.4mm area |
Bevel (face width x 45°) | <0.25mm |
MgF2 Windows
Magnesium Fluoride (MgF2) Windows offer excellent broadband transmission from
the deep-UV to the mid-infrared.
It can be used for excimer & Nd:YAG laser optics. This material can reach
transmission greater than 50% at 121.6nm and it can be used for excimer & Nd:YAG
laser optics.
Attribute
Specification
Diameter (<Pmm) | 1.0-100.00 |
Thickness (mm) | £0.1 |
Diameter Tolerance (mm) | |
Thickness Tolerance (mm) | ±0.02 |
Clear Aperture | >95% |
Parallelism | 10 sec. |
Surface Quality
Flatness (per25mm@633nm)
30/50-10/5
1 K ~A/10@any 25.4mm area
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