Precision Round Windows

Precision Round Windows

• Manufactured from high quality UV FS and BK7 • Precision polished on both surfaces and held parallel up to 3 arcsec Precision rectangular windows are designed to be used in precision optical systems. Windows have… Read more →

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Volume discount

  • 5–9 units −5%
  • 10+ units −10%

Applied in your cart. Quantities of any variant of this product count together.

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Material Any
or
Diameter Any
Catalog band: 12.5–101.6 mm
Manufacturable: 12.5–101.6 mm
12.5 mm 101.6 mm
or mm
Thickness T Any
Catalog band: 3.0–15.0 mm
Manufacturable: 3.0–15.0 mm
3.0 mm 15.0 mm
or mm
Flatness Any
or
Parallelism Any
or
119 catalog variants — refine the spec to narrow it down.
SKU Diameter · Thickness T · Group · Parallelism · Material · Flatness
220-0101E 12.7 mm·3 mm·BK7, 30 arcsec·30 arcsec·BK7·λ/10
292 in stock Ships in: 2–5 calendar days
$33
220-0101M 12.5 mm·3 mm·30 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$33
220-0103E 12.7 mm·3 mm·3 arcsec·BK7·λ/10
3 in stock Ships in: 2–5 calendar days
$52
220-0103M 12.5 mm·3 mm·3 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$52
220-0106E 12.7 mm·3 mm·BK7, 1 arcmin·1 arcmin·BK7·λ/4
Out of stock Ships in: 62–65 calendar days
$23
220-0106M 12.5 mm·3 mm·1 arcmin·BK7·λ/4
Out of stock Ships in: 58–61 calendar days
$23
220-0161E 12.7 mm·6 mm·BK7, 30 arcsec·30 arcsec·BK7·λ/10
79 in stock Ships in: 2–5 calendar days
$30
220-0161M 12.5 mm·6 mm·30 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$30
220-0163E 12.7 mm·6 mm·3 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$48
220-0163M 12.5 mm·6 mm·3 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$48
220-0166E 12.7 mm·6 mm·BK7, 1 arcmin·1 arcmin·BK7·λ/4
Out of stock Ships in: 62–65 calendar days
$20
220-0166M 12.5 mm·6 mm·1 arcmin·BK7·λ/4
Out of stock Ships in: 58–61 calendar days
$20
220-0191 20.0 mm·3 mm·BK7, 30 arcsec·30 arcsec·BK7·λ/10
134 in stock Ships in: 2–5 calendar days
$41
220-0193E 12.7 mm·10 mm·3 arcsec·BK7·λ/10
17 in stock Ships in: 2–5 calendar days
$44
220-0193M 12.5 mm·10 mm·3 arcsec·BK7·λ/10
1 in stock Ships in: 2–5 calendar days
$44
220-0201E 25.4 mm·6 mm·BK7, 30 arcsec·30 arcsec·BK7·λ/10
1253 in stock Ships in: 2–5 calendar days
$46
220-0201M 25.0 mm·6 mm·30 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$46
220-0203E 25.4 mm·6 mm·3 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$81
220-0203M 25.0 mm·6 mm·3 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$81
220-0206E 25.4 mm·6 mm·BK7, 1 arcmin·1 arcmin·BK7·λ/4
Out of stock Ships in: 62–65 calendar days
$26
220-0211 20.0 mm·5 mm·BK7, 30 arcsec·30 arcsec·BK7·λ/10
9 in stock Ships in: 2–5 calendar days
$37
220-0231E 25.4 mm·3 mm·BK7, 30 arcsec·30 arcsec·BK7·λ/10
24 in stock Ships in: 2–5 calendar days
$52
220-0231M 25.0 mm·3 mm·30 arcsec·BK7·λ/10
35 in stock Ships in: 2–5 calendar days
$52
220-0236E 25.4 mm·3 mm·BK7, 1 arcmin·1 arcmin·BK7·λ/4
Out of stock Ships in: 62–65 calendar days
$27
220-0236M 25.0 mm·3 mm·1 arcmin·BK7·λ/4
Out of stock Ships in: 58–61 calendar days
$27
220-0293E 25.4 mm·10 mm·3 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$73
220-0293M 25.0 mm·10 mm·3 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$73
220-0402E 38.1 mm·8 mm·BK7, 30 arcsec·30 arcsec·BK7·λ/10
13 in stock Ships in: 2–5 calendar days
$60
220-0402M 40.0 mm·8 mm·30 arcsec·BK7·λ/10
16 in stock Ships in: 2–5 calendar days
$60
220-0403E 38.1 mm·10 mm·3 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$104
220-0403M 40.0 mm·10 mm·3 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$104
220-0406E 38.1 mm·8 mm·1 arcmin·BK7·λ/4
Out of stock Ships in: 58–61 calendar days
$44
220-0406M 40.0 mm·8 mm·1 arcmin·BK7·λ/4
Out of stock Ships in: 58–61 calendar days
$44
220-0462E 38.1 mm·6 mm·BK7, 30 arcsec·30 arcsec·BK7·λ/10
31 in stock Ships in: 2–5 calendar days
$66
220-0462M 40.0 mm·6 mm·30 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$66
220-0466E 38.1 mm·6 mm·BK7, 1 arcmin·1 arcmin·BK7·λ/4
Out of stock Ships in: 62–65 calendar days
$45
220-0466M 40.0 mm·6 mm·1 arcmin·BK7·λ/4
Out of stock Ships in: 58–61 calendar days
$45
220-0502E 50.8 mm·10 mm·BK7, 30 arcsec·30 arcsec·BK7·λ/10
64 in stock Ships in: 2–5 calendar days
$76
220-0502M 50.0 mm·10 mm·30 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$76
220-0503E 50.8 mm·12 mm·3 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$139
220-0503M 50.0 mm·12 mm·3 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$139
220-0562E 50.8 mm·6 mm·BK7, 30 arcsec·30 arcsec·BK7·λ/10
Out of stock Ships in: 62–65 calendar days
$91
220-0562M 50.0 mm·6 mm·30 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$91
220-0566E 50.8 mm·6 mm·1 arcmin·BK7·λ/4
Out of stock Ships in: 58–61 calendar days
$65
220-0566M 50.0 mm·6 mm·1 arcmin·BK7·λ/4
Out of stock Ships in: 58–61 calendar days
$65
220-0582E 50.8 mm·8 mm·BK7, 30 arcsec·30 arcsec·BK7·λ/10
736 in stock Ships in: 2–5 calendar days
$83
220-0582M 50.0 mm·8 mm·30 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$83
220-0586E 50.8 mm·8 mm·BK7, 1 arcmin·1 arcmin·BK7·λ/4
Out of stock Ships in: 62–65 calendar days
$61
220-0586M 50.0 mm·8 mm·1 arcmin·BK7·λ/4
Out of stock Ships in: 58–61 calendar days
$61
220-0722E 76.2 mm·12.7 mm·BK7, 30 arcsec·30 arcsec·BK7·λ/10
26 in stock Ships in: 2–5 calendar days
$193
220-0722M 75.0 mm·12.7 mm·30 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$193
220-0726E 76.2 mm·12.7 mm·BK7, 1 arcmin·1 arcmin·BK7·λ/4
Out of stock Ships in: 62–65 calendar days
$158
220-0726M 75.0 mm·12.7 mm·1 arcmin·BK7·λ/4
Out of stock Ships in: 58–61 calendar days
$158
220-0752E 76.2 mm·15 mm·BK7, 30 arcsec·30 arcsec·BK7·λ/10
9 in stock Ships in: 2–5 calendar days
$175
220-0752M 75.0 mm·15 mm·30 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$175
220-0786E 76.2 mm·8 mm·BK7, 1 arcmin·1 arcmin·BK7·λ/4
Out of stock Ships in: 62–65 calendar days
$170
220-0786M 75.0 mm·8 mm·1 arcmin·BK7·λ/4
Out of stock Ships in: 58–61 calendar days
$170
220-0852E 101.6 mm·15 mm·BK7, 30 arcsec·30 arcsec·BK7·λ/10
28 in stock Ships in: 2–5 calendar days
$280
220-0852M 100.0 mm·15 mm·30 arcsec·BK7·λ/10
Out of stock Ships in: 58–61 calendar days
$280
220-1101E 12.7 mm·3 mm·UVFS, 30 arcsec·30 arcsec·UV FS·λ/10
615 in stock Ships in: 2–5 calendar days
$51
220-1101M 12.5 mm·3 mm·30 arcsec·UV FS·λ/10
3 in stock Ships in: 2–5 calendar days
$51
220-1103E 12.7 mm·3 mm·UVFS, 3 arcsec·3 arcsec·UV FS·λ/10
Out of stock Ships in: 62–65 calendar days
$73
220-1103M 12.5 mm·3 mm·3 arcsec·UV FS·λ/10
Out of stock Ships in: 58–61 calendar days
$73
220-1106E 12.7 mm·3 mm·UVFS, 1 arcmin·1 arcmin·UV FS·λ/4
Out of stock Ships in: 62–65 calendar days
$40
220-1106M 12.5 mm·3 mm·1 arcmin·UV FS·λ/4
Out of stock Ships in: 58–61 calendar days
$40
220-1161E 12.7 mm·6 mm·UVFS, 30 arcsec·30 arcsec·UV FS·λ/10
164 in stock Ships in: 2–5 calendar days
$47
220-1161M 12.5 mm·6 mm·30 arcsec·UV FS·λ/10
Out of stock Ships in: 58–61 calendar days
$47
220-1163E 12.7 mm·6 mm·UVFS, 3 arcsec·3 arcsec·UV FS·λ/10
Out of stock Ships in: 62–65 calendar days
$66
220-1163M 12.5 mm·6 mm·3 arcsec·UV FS·λ/10
Out of stock Ships in: 58–61 calendar days
$66
220-1166E 12.7 mm·6 mm·1 arcmin·UV FS·λ/4
Out of stock Ships in: 58–61 calendar days
$37
220-1166M 12.5 mm·6 mm·1 arcmin·UV FS·λ/4
Out of stock Ships in: 58–61 calendar days
$37
220-1191 20.0 mm·3 mm·UVFS, 30 arcsec·30 arcsec·UV FS·λ/10
1079 in stock Ships in: 2–5 calendar days
$53
220-1193E 12.7 mm·10 mm·UVFS, 3 arcsec·3 arcsec·UV FS·λ/10
Out of stock Ships in: 62–65 calendar days
$59
220-1193M 12.5 mm·10 mm·3 arcsec·UV FS·λ/10
Out of stock Ships in: 58–61 calendar days
$59
220-1201E 25.4 mm·6 mm·UVFS, 30 arcsec·30 arcsec·UV FS·λ/10
52 in stock Ships in: 2–5 calendar days
$58
220-1201M 25.0 mm·6 mm·30 arcsec·UV FS·λ/10
Out of stock Ships in: 58–61 calendar days
$58
220-1203E 25.4 mm·6 mm·UVFS, 3 arcsec·3 arcsec·UV FS·λ/10
7 in stock Ships in: 2–5 calendar days
$110
220-1203M 25.0 mm·6 mm·3 arcsec·UV FS·λ/10
Out of stock Ships in: 58–61 calendar days
$110
220-1206E 25.4 mm·6 mm·UVFS, 1 arcmin·1 arcmin·UV FS·λ/4
Out of stock Ships in: 62–65 calendar days
$41
220-1206M 25.0 mm·6 mm·1 arcmin·UV FS·λ/4
Out of stock Ships in: 58–61 calendar days
$41
220-1211 20.0 mm·5 mm·UVFS, 30 arcsec·30 arcsec·UV FS·λ/10
211 in stock Ships in: 2–5 calendar days
$51
220-1231E 25.4 mm·3 mm·UVFS, 30 arcsec·30 arcsec·UV FS·λ/10
414 in stock Ships in: 2–5 calendar days
$67
220-1231M 25.0 mm·3 mm·30 arcsec·UV FS·λ/10
13 in stock Ships in: 2–5 calendar days
$67
220-1236E 25.4 mm·3 mm·UVFS, 1 arcmin·1 arcmin·UV FS·λ/4
Out of stock Ships in: 62–65 calendar days
$47
220-1236M 25.0 mm·3 mm·1 arcmin·UV FS·λ/4
Out of stock Ships in: 58–61 calendar days
$47
220-1293E 25.4 mm·10 mm·UVFS, 3 arcsec·3 arcsec·UV FS·λ/10
11 in stock Ships in: 2–5 calendar days
$98
220-1293M 25.0 mm·10 mm·3 arcsec·UV FS·λ/10
Out of stock Ships in: 58–61 calendar days
$98
220-1402E 38.1 mm·8 mm·UVFS, 30 arcsec·30 arcsec·UV FS·λ/10
12 in stock Ships in: 2–5 calendar days
$105
220-1402M 40.0 mm·8 mm·30 arcsec·UV FS·λ/10
1 in stock Ships in: 2–5 calendar days
$105
220-1403E 38.1 mm·10 mm·UVFS, 3 arcsec·3 arcsec·UV FS·λ/10
Out of stock Ships in: 62–65 calendar days
$163
220-1403M 40.0 mm·10 mm·3 arcsec·UV FS·λ/10
1 in stock Ships in: 2–5 calendar days
$163
220-1406E 38.1 mm·8 mm·UVFS, 1 arcmin·1 arcmin·UV FS·λ/4
Out of stock Ships in: 62–65 calendar days
$100
220-1406M 40.0 mm·8 mm·1 arcmin·UV FS·λ/4
Out of stock Ships in: 58–61 calendar days
$100
220-1462E 38.1 mm·6 mm·UVFS, 30 arcsec·30 arcsec·UV FS·λ/10
44 in stock Ships in: 2–5 calendar days
$94
220-1462M 40.0 mm·6 mm·30 arcsec·UV FS·λ/10
Out of stock Ships in: 58–61 calendar days
$94
220-1466E 38.1 mm·6 mm·UVFS, 1 arcmin·1 arcmin·UV FS·λ/4
Out of stock Ships in: 62–65 calendar days
$88
220-1466M 40.0 mm·6 mm·1 arcmin·UV FS·λ/4
Out of stock Ships in: 58–61 calendar days
$88
220-1502E 50.8 mm·10 mm·UVFS, 30 arcsec·30 arcsec·UV FS·λ/10
Out of stock Ships in: 62–65 calendar days
$170
220-1502M 50.0 mm·10 mm·30 arcsec·UV FS·λ/10
Out of stock Ships in: 58–61 calendar days
$170
220-1503E 50.8 mm·12 mm·UVFS, 3 arcsec·3 arcsec·UV FS·λ/10
2 in stock Ships in: 2–5 calendar days
$216
220-1503M 50.0 mm·12 mm·3 arcsec·UV FS·λ/10
Out of stock Ships in: 58–61 calendar days
$216
220-1562E 50.8 mm·6 mm·UVFS, 30 arcsec·30 arcsec·UV FS·λ/10
Out of stock Ships in: 62–65 calendar days
$146
220-1562M 50.0 mm·6 mm·30 arcsec·UV FS·λ/10
Out of stock Ships in: 58–61 calendar days
$146
220-1566E 50.8 mm·6 mm·UVFS, 1 arcmin·1 arcmin·UV FS·λ/4
Out of stock Ships in: 62–65 calendar days
$140
220-1566M 50.0 mm·6 mm·1 arcmin·UV FS·λ/4
Out of stock Ships in: 58–61 calendar days
$140
220-1582E 50.8 mm·8 mm·UVFS, 30 arcsec·30 arcsec·UV FS·λ/10
124 in stock Ships in: 2–5 calendar days
$140
220-1582M 50.0 mm·8 mm·30 arcsec·UV FS·λ/10
Out of stock Ships in: 58–61 calendar days
$140
220-1586E 50.8 mm·8 mm·UVFS, 1 arcmin·1 arcmin·UV FS·λ/4
Out of stock Ships in: 62–65 calendar days
$135
220-1586M 50.0 mm·8 mm·1 arcmin·UV FS·λ/4
Out of stock Ships in: 58–61 calendar days
$135
220-1722E 76.2 mm·12.7 mm·UVFS, 30 arcsec·30 arcsec·UV FS·λ/10
27 in stock Ships in: 2–5 calendar days
$339
220-1722M 75.0 mm·12.7 mm·30 arcsec·UV FS·λ/10
Out of stock Ships in: 58–61 calendar days
$339
220-1726E 76.2 mm·12.7 mm·UVFS, 1 arcmin·1 arcmin·UV FS·λ/4
Out of stock Ships in: 62–65 calendar days
$315
220-1726M 75.0 mm·12.7 mm·1 arcmin·UV FS·λ/4
Out of stock Ships in: 58–61 calendar days
$315
220-1752E 76.2 mm·15 mm·UVFS, 30 arcsec·30 arcsec·UV FS·λ/10
17 in stock Ships in: 2–5 calendar days
$362
220-1752M 75.0 mm·15 mm·30 arcsec·UV FS·λ/10
Out of stock Ships in: 58–61 calendar days
$362
220-1786E 76.2 mm·8 mm·UVFS, 1 arcmin·1 arcmin·UV FS·λ/4
Out of stock Ships in: 62–65 calendar days
$292
220-1786M 75.0 mm·8 mm·1 arcmin·UV FS·λ/4
Out of stock Ships in: 58–61 calendar days
$292
220-1852E 101.6 mm·15 mm·UVFS, 30 arcsec·30 arcsec·UV FS·λ/10
97 in stock Ships in: 2–5 calendar days
$525
220-1852M 100.0 mm·15 mm·30 arcsec·UV FS·λ/10
Out of stock Ships in: 58–61 calendar days
$525

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No catalog variant matches your exact spec. Add it to your cart as a custom item — sales will confirm price and lead time within 1 business day.

Specifications

Material BK7, UV FS
Surface quality 20-10 scratch & dig (MIL-PRF-13830B)
Clear aperture >90% of the diameter
Diameter tolerance +0.00, -0.12 mm
Thickness tolerance ±0.2 mm
Surface flatness λ / 10 or λ / 4 @633 nm
Parallelism <30 arcsec; or <3 arcsec; or <1arcmin

Description

  • Manufactured from high quality UV FS and BK7
  • Precision polished on both surfaces and held parallel up to 3 arcsec

Precision rectangular windows are designed to be used in precision optical systems. Windows have high optical transmission with little distortion of the transmitted signal. We also offer anti-reflection coated precision windows for Nd:YAG laser applications.

If you would like to order a window with a coating of your choice, please note the code of the window and the code of the coating in your request. For required coating please refer to the COATINGS section.

Downloads

PDF
EKSMA_Optics_Precision_Windows_2_.pdf PDF · 158 KB