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Calcium Fluoride Viewports

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  VIEWPORT, CaF2 VAC-OPTICS, 1.0 VIEW, 275CF
Calcium Fluoride (CaF2) Viewport, UHV Rated Vacuum-Optics, 0.90" View Dia, 2.75" Conflat Flange
Author Download PDF Drawing Publisher Download 3d step file
$595.00
  View details
Part //: A4531-1-CF
 
  VIEWPORT, CaF2 VAC-OPTICS, 1.0 VIEW, QF40
Calcium Fluoride (CaF2) Viewport, UHV Rated Vacuum-Optics, 0.90" View Dia, 2.16" Quick Flange
Author Download PDF Drawing
$595.00
  View details
Part //: A8434-2-CF
 
  VIEWPORT, CaF2 VAC-OPTICS, 1.0 VIEW, QF50
Calcium Fluoride (CaF2) Viewport, UHV Rated Vacuum-Optics, 0.90" View Dia, 2.95" Quick Flange
Author Download PDF Drawing
$595.00
  View details
Part //: A4931-1-QF
 
  VIEWPORT, CaF2 VAC-OPTICS, 2.0 VIEW, 450CF
Calcium Fluoride (CaF2) Viewport, UHV Rated Vacuum-Optics, 1.88" View Dia, 4.50" Conflat Flange
Author Download PDF Drawing Publisher Download 3d step file
$1,950.00
  View details
Part //: A4594-1-CF
 

Calcium Fluoride (CaF2) Specifications
Leak Rate: <2x10(-10) atm cc/sec He
Parallelism: <3 Arc Minutes
Flange Material:  304/316 Stn. Stl.
Flatness:  l /4@ 632 nm Transmitted Wavefront
Surface Finish:
 20/10 Scratch/Dig
Thermal Range: 
 -100°C to 200°C

Operating Conditions

The thermal ratings specified are safe operating limits determined by various factors including material properties, mechanical design, and the intended operating environment. Temperature ratings for various mounting options may reduce the operating range of a window assembly. All assemblies have a maximum thermal gradient of 25ºC per minute and may be damaged if this limit is exceeded.


Calcium Fluoride

 

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