• 9118040
  • 9118029
  • 9118040
  • 9118029

REPRESENTATIVE IMAGE

Attributes

Description CF338 UV Grade Fused Silica Viewport
Flange Size 3.38
View Diameter 1.4
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All dimensions are in inches unless otherwise specified.

CF338-ZLVP-Q-UV-1.40

UV Fused Silica Viewport with 3.38 in. (DN 50) ConFlat Flange

Part ID: 9118033
								

				

				

						

					

			

						

				

					

$265.00

				

				

					

		

				

			

							

		

					

		

				

				

							

			

		

						

				

				

						

					

			

						

				

					

			

			Standard Lead Time:
			
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Features




    

  • UV grade fused silica viewport
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  • Zero-length profile
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  • ConFlat flange
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  • UV grade fused silica windows
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  • Bakeable to 200°C
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  • Non-magnetic materials
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  • Excellent transmission for UV to 250nm
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  • UHV compatible
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 Specifications 




    

  • Flange material
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    • 316L stainless steel (1.33”)
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    • 304L stainless steel (2.75” to 8.00”)
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  • Window material: Corning HPFS 7980 Fused Silica or equivalent
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  • TWD < 10λ @ 632nm (peak to valley)
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  • Parallelism < 30 arc minutes
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  • Surface finish: 40/20 scratch-dig
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  • Thermal range: -100°C to 200°C
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  • Bake-out ramp rate: 20°C per minute
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  • Homogeneity grade: F
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  • Inclusion class: 2
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  • Leak rate < 1 X 10-9 atm-cc/sec He
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Attributes
				

				

				

				

					
        

            

                

                    
                    
        
                

                    Description CF338 UV Grade Fused Silica Viewport

                

                    Flange Size 3.38

                

                    View Diameter 1.4

                

                    3D CADLogin

                

                    DrawingLogin

                

                    

        
                

            

        

        				

				

				

				

									
All dimensions are in inches unless otherwise specified.
								

				

					

		

					

		

				

						

					

			

							

		

					

		

				

						

					

			

						

				

					
	


					
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