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Ceramic To Metal Technology

Sapphire

UV and DUV Sapphire Windows/Viewports

MPF manufactures Sapphire and Fused Silica viewports using proprietary vacuum brazing and welding techniques. Sapphire viewports are available with view diameters up to 3 inches, and are bakeable to 450˚C. Single crystal, sapphire windows, with either 0˚ or 90˚ orientation, offer excellent transmission from 250 nm to 4 microns.

UV Sapphire Specifications

Leak Rate: <2x10(-10) atm cc/sec He
Parallelism: <3 Arc Minutes
Flange Material:  304/316 Stn. Stl.
Surface Finish:
50/20 
Thermal Range: 
-100°C to 450°C
Material: 
Sapphire
UV Transmission: 
50% @ 250nm (external)
Orientation: 
0°-90
Pressure:
Contact MPF Engineering

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.


DUV Sapphire Specifications

Leak Rate: <2x10(-10) atm cc/sec He
Parallelism: <3 Arc Minutes
Flange Material:  304/316 Stn. Stl.
Surface Finish:
20/10 
Thermal Range: 
-100°C to 450°C
Material: 
Sapphire
UV Transmission: 
70% @ 250nm (external)
Orientation: 

Pressure:
Contact MPF Engineering

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.


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  • MPF Products Inc.
  • 3046 Bramlett Church Road
  • Gray Court, SC 29645

 


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