ConFlat (CF) Sight Window: Zinc Selenide (ZnSe) bonded into 316 Stainless Housing
 
  • Housing Material: 316 Stainless
  • Window Material: Zinc Selenide (ZnSe)
  • Temperature operating range: 0 Kelvin to 200C
  • Pressure safety factor: Minimum 1.25x
  • Thermal shock resistance: Good
  • Impact resistance: Good
  • Leak Rate: Equivalent to the permeation rate through glass (~zero)
  • Chemical resistance: Excellent for solvents, must be tested for specific acids and corrosives

All Rayotek ConFlat (CF) sight window metal housings are CNC machined, not cast, to exacting standards. Metal and window materials for all of our sight windows are traceable and certified back to their raw material sources to insure the highest, repeatable quality and reliability.

For configuration and applications outside of the scope of this sight window page please see our Custom Sight Window page or contact Rayotek Sight Windows directly to speak with a representative or engineer.


316 Stainless Steel ConFlat™ (CF) Housing With Zinc Selenide (ZnSe) Bonded Optical Window:

Using proprietary adhesive bonding systems, Rayotek seals a zinc selenide (ZnSe) window into Stainless steel housing for a visible and IR transparent window that is heat resistant up to 200C in many environments. Zinc Selenide has a transmission range from .6 micron to 21 microns. Our applicable sealing systems are NASA low outgassing approved for high vacuum systems and aerospace applications.

Online purchasing coming soon! Please contact us directly for a quote.

CF SIZE
(in)
FLANGE DIAM. (in)
FLANGE DIAM. (mm)
Clear Aperture (in)
Clear Aperture (mm)
Maximum* Pressure (PSI/BAR)
Internal (IP), External (EP) or Vacuum (VAC)
Part Number
1 1/3
1.33
33.8
0.63
16.0
45/3
EP, VAC
101149
2 1/8
2.13
54.1
0.83
21.0
45/3
EP, VAC
101150
2 3/4
2.75
69.9
1.50
38.0
45/3
EP, VAC
101151
3 3/8
3.38
85.9
1.73
44.0
45/3
EP, VAC
101152
4 1/2
4.50
114.3
2.38
60.5
45/3
EP, VAC
101153
4 5/8
4.63
117.6
2.68
68.0
45/3
EP, VAC
101154
6
6.00
152.4
3.50
89.0
45/3
EP, VAC
101155
8
8.00
203.2
5.35
136.0
45/3
EP, VAC
101156
10
10.00
254.0
7.09
180.0
45/3
EP, VAC
101157


* Conflat flanges are designed for vacuum systems only, not pressure systems.
Customer is responsible for safe design and use of sight windows.

Contact Rayotek Sales for higher temperature Conflat Sight Windows

Back to ConFlat (CF) Configuration Page.