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Precision Thin Round Windows

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Precision thin round windows are made from UVFS or BK7 and polished on both surfaces (20-10 scratch&dig). Parallelism is up to 30 arcsec.

Parallelism - 1 arcmin 226-1126E
  • Product number 226-1126E
  • Diameter, mm 12.7
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 2
  • Thickness Tolerance, mm ±0,2
14 060 Ft
Parallelism - 1 arcmin 226-1216E
  • Product number 226-1216E
  • Diameter, mm 25.4
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 1
  • Thickness Tolerance, mm ±0,2
22 570 Ft
Parallelism - 1 arcmin 226-1116E
  • Product number 226-1116E
  • Diameter, mm 12.7
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 1
  • Thickness Tolerance, mm ±0,2
15 540 Ft
Parallelism - 1 arcmin 226-1226E
  • Product number 226-1226E
  • Diameter, mm 25.4
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 2
  • Thickness Tolerance, mm ±0,2
20 350 Ft
Parallelism - 1 arcmin 226-1516E
  • Product number 226-1516E
  • Diameter, mm 50.8
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 1
  • Thickness Tolerance, mm ±0,2
51 430 Ft
Parallelism - 30 arcsec 226-1531E
  • Product number 226-1531E
  • Diameter, mm 50.8
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 3
  • Thickness Tolerance, mm ±0,2
61 050 Ft
Parallelism - 1 arcmin 226-1526E
  • Product number 226-1526E
  • Diameter, mm 50.8
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 2
  • Thickness Tolerance, mm ±0,2
48 470 Ft
Parallelism - 1 arcmin 226-1536E
  • Product number 226-1536E
  • Diameter, mm 50.8
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 3
  • Thickness Tolerance, mm ±0,2
46 250 Ft
Parallelism - 30 arcsec 226-1221E
  • Product number 226-1221E
  • Diameter, mm 25.4
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 2
  • Thickness Tolerance, mm ±0,2
27 750 Ft
BK7
  • Product number 220-0161E
  • Diameter, mm 12.7
  • Description BK7
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 6
9 250 Ft
Parallelism - 30 arcsec 226-1211E
  • Product number 226-1211E
  • Diameter, mm 25.4
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 1
  • Thickness Tolerance, mm ±0,2
29 600 Ft
BK7
  • Product number 220-0211
  • Diameter, mm 20
  • Description BK7
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 5
11 470 Ft
BK7
  • Product number 220-0462E
  • Diameter, mm 38.1
  • Description BK7
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 6
20 720 Ft
BK7
  • Product number 220-0582E
  • Diameter, mm 50.8
  • Description BK7
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 8
26 270 Ft
Parallelism - 30 arcsec 226-1111E
  • Product number 226-1111E
  • Diameter, mm 12.7
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 1
  • Thickness Tolerance, mm ±0,2
22 200 Ft
BK7
  • Product number 220-0402E
  • Diameter, mm 38.1
  • Description BK7
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 8
18 870 Ft
Parallelism - 30 arcsec 226-1191
  • Product number 226-1191
  • Diameter, mm 20
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 1
  • Thickness Tolerance, mm ±0,2
27 750 Ft
BK7
  • Product number 220-0201E
  • Diameter, mm 25.4
  • Description BK7
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 6
14 430 Ft
Parallelism - 30 arcsec 226-1201
  • Product number 226-1201
  • Diameter, mm 20
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 2
  • Thickness Tolerance, mm ±0,2
26 640 Ft
BK7
  • Product number 220-0231E
  • Diameter, mm 25.4
  • Description BK7
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 3
16 280 Ft
UV FS
  • Product number i220-1406E
  • Diameter, mm 38.1
  • Description UV FS
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 8
31 450 Ft
UV FS
  • Product number 220-1503E
  • Diameter, mm 50.8
  • Description UV FS
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 12
68 450 Ft
UV FS
  • Product number i220-1206E
  • Diameter, mm 25.4
  • Description UV FS
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 6
12 950 Ft
UV FS
  • Product number i220-1166E
  • Diameter, mm 12.7
  • Description UV FS
  • Diameter Tolerance, mm +0,00/ -0,12
  • Thickness, mm 6
11 470 Ft