Borosilicate windows
Description
Low-expansion borosilicate glass (LEBG) is very suitable for windows, on account of its excellent chemical and thermal-shock resistance. We offer both 1.1mm windows made by the float process and thicker optically-polished windows.
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Diameter |
+0, -0.2mm |
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Thickness |
±0.2mm (float) |
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Flatness: |
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Float |
typ. 1λ over Ø10mm |
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Polished |
1λ over 90% of aperture dimensions |
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Scratch-dig |
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Parallelism |
1 min. |
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Material |
Low-expansion borosilicate glass See optical materials for details |
- Mounting (circles up to 50mm dia.)
- AR and other coatings
- Mounting in camera filter rings (See camera lens and camera filter holders)
- Edging and cutting to special sizes
For more details of your modification needs please enquire.
| Item code | Dimensions (mm) | Polished/Float | Price per item (£ GBP) |
Stock available | Volume discount available |
Datasheets & customisation options |
Select amount |
|---|---|---|---|---|---|---|---|
| 63 GH 06 | 63 dia. x 6 | Polished | £43.08 | ||||
| 50 GH 50 | 50 x 50 x 1.1 | Float | £14.76 | ||||
| 50 GH 04 | 50 dia x 4 | Polished | TBA | Send us a stock query | |||
| 40 GH 03 | 40 dia x 3 | Polished | £25.48 | ||||
| 25 GH 03 | 25 dia x 3 | Polished | £13.19 | ||||
| 25 GH 01 | 25 dia x 1.1 | Float | TBA | Send us a stock query | |||
| 16 GH 03 | 16 dia x 3 | Polished | £11.62 | ||||
| 10 GH 02 | 10 dia x 2 | Polished | £11.62 | ||||
For more information regarding stock availability icons, please see our shipping page.
