Glass Bk7 Window
Square plane windows
Laser finish both sides
Apply any anti-reflecting coating
These square plane windows are polished to a laser grade finish on both sides. They are intended for transmissive use and are parallel to better than 3 arc minutes. Select a coating appropriate to your application or contact us with your special coating requirements.
Specifications
Surface Flatness: See table
Surface Quality: <10/5(both sides)
Wedge : ≤3arcmin
Diameter Tolerance: <+0.00/-0.20mm
Thickness Tolerance: <±0.25mm
Clear Aperture: ≥85% of side
Bevel: 0.3mm(typital)*45°
Part No. |
L Length |
t Thickness |
Flatness Material |
Flatness per inch |
SWI-1206B |
0.50″ |
0.250″ |
BK7A |
λ/10 |
SWI-1906B |
0.75″ |
0.250″ |
BK7A |
λ/10 |
SWI-2502B |
1.00″ |
1.5mm |
BK7A |
λ/2 |
SWI-2503B |
1.00″ |
3.0mm |
BK7A |
λ/4 |
SWI-2506B |
1.00″ |
0.250″ |
BK7A |
λ/10 |
SWI-3806B |
1.50″ |
0.250″ |
BK7A |
λ/10 |
SWI-4002B |
40mm |
1.5mm |
BK7A |
λ/2 |
SWI-5001B |
2.00″ |
1.0mm |
BK7A |
λ/2 |
SWI-5002B |
2.00″ |
2.0mm |
BK7A |
λ/2 |
SWI-5009B |
2.00″ |
0.375″ |
BK7A |
λ/10 |
SWI-1206B |
0.50″ |
0.250″ |
UV F.S. |
λ/10 |
SWI-1906B |
0.75″ |
0.250″ |
UV F.S. |
λ/10 |
SWI-2502B |
1.00″ |
1.5mm |
UV F.S. |
λ/2 |
SWI-2503B |
1.00″ |
3.0mm |
UV F.S. |
λ/4 |
SWI-2506B |
1.00″ |
0.250″ |
UV F.S. |
λ/10 |
SWI-3806B |
1.50″ |
0.250″ |
UV F.S. |
λ/10 |
SWI-4002B |
40mm |
1.5mm |
UV F.S. |
λ/2 |
SWI-5001B |
2.00″ |
1.0mm |
UV F.S. |
λ/2 |
SWI-5002B |
2.00″ |
2.0mm |
UV F.S. |
λ/2 |
SWI-5009B |
2.00″ |
0.375″ |
UV F.S. |
λ/10 |
PLEASE CONTACT US IF YOU HAVE ANY QUESTIONS, WE WILL BE HAPPY TO HELP YOU 7*24 HOURS.
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