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This is our current range of Stocked Optical Windows. Please contact us for prices.
If you would like custom windows made up, in whatever quanities please contact us.
| Express Optics Stock Number | Item Description | Number Available |
| EX400 | Float Window 27.0mm diameter + 0-0.2mm T= 2.0mm + /-0.1mm Edge Finish fine ground | 7 |
| EX401 | B270 Window 28mm diameter+ 0-0.1mm T=1.0mm +/-0.1mm Edge finish fine ground | 33 |
| EX402 | B270 Window 38mm diameter+ 0-0.1mmx1.0+/-0.1. Edge finish fine ground | 16 |
| EX403 | Float Glass Window 55.6mm diameter + 0-0.1mm T= 3.0mm + /-0.1mm Edge Finish fine ground | 15 |
| EX404 | B270 Window Width=16.0mm +0-0.1mm Height=14.0mm +0-0.1mm Thickness=0.5mm +/-0.1mm Edge fine ground | 21 |
| EX405 | B270 Window Width=27.0mm +0-0.1mm Height=23.0mm +0-0.1mm Thickness=1.0mm +/-0.1mm Edge fine ground | 80 |
| EX406 | B270 Window Width=32.0mm +0-0.1mm Height=32.0mm +0-0.1mm Thickness=0.5mm +/-0.1mm Edge fine ground | 90 |
| EX407 | B270 Window Width=40.0mm +0-0.1mm Height=15.0mm +0-0.1mm Thickness=1.0mm +/-0.1mm Edge fine ground | 22 |
| EX408 | B270 Window Width=56.0mm +0-.1mm Height=51.0mm +0-0.1mm Thickness=1.0mm +/-0.1mm | 0 |
| EX409 | B270 Window Width=75.0mm +0-0.1mm Height=42.70mm +0-0.1mm Thickness 1.3mm +/-0.1mm Edge fine ground | 21 |
| EX410 | Material:spec/crown/BK7. 6.0mm diameter +0-0.1mm T=2.50mm +/-0.1mm. Optically polished both sides. Edge finish fine ground. Parallel 2mins of Arc. Flatness λ4. S/D 60/40 | 19 |
| EX411 | Material:spec/crown/BK7. 12.0mm diameter +0-0.1mm T=2.0mm +/-0.1mm. Optically polished both sides. Edge finish fine ground.S/D 60/40 | 5 |
| EX412 | Material: BK7 13.0mm diameter +0-0.1mm T=2.9mm +/-0.1mm. Optically polished both sides. Edge finish fine ground. S/D 80/50 | 14 |
| EX413 | Material: BK7 15.0mm diameter +0-0.1mm T=2.90mm +/-0.1mm. Optically polished both sides. Edge finish fine ground. S/D 80/50 | 2 |
| EX414 | Material: BK7 18.9mm diameter +0-0.2mm T=2.9mm +/-0.2mm. Optically polished both sides. Edge finish fine ground. S/D 80/50 | 30 |
| EX415 | Material: BK7 20.0mm diameter +0-0.1mm T=2.0mm +/-0.1mm. Optically polished both sides. Edge finish fine ground. S/D 80/50 | 5 |
| EX416 | Material: BK7 25.0mm diameter +0-0.1mm T=3.0mm +/-0.1mm. Optically polished both sides. Edge finish fine ground. S/D 80/50 | 7 |
| EX417 | Material: BK7 50.0mm diameter +0-0.1mm T=2.0mm +/-0.1mm. Optically polished both sides. Edge finish fine ground. S/D 80/50 | 6 |
| EX418 | Material: Fused Silica. 10.0mm diameter +0-0.1mm. T=2.0mm +/-0.1mm.Optically polished both sides. Edge finish fine ground. S/D 80/50 | 32 |
| EX419 | Material: Fused Silica. 20.0mm diameter +0-0.1mm. T=1.0mm +/-0.1mm.Optically polished both sides. Edge finish fine ground. S/D 80/50 | 11 |
| EX420 | Material: Fused Silica. 20.0mm diameter +0-0.1mm. T=2.0mm +/-0.1mm.Optically polished both sides. Edge finish fine ground. S/D 80/50 | 30 |
| EX421 | Material: Fused Silica. Width= 12.0mm +0-0.1mm. Height= 11.0mm +0-0.1mm. Thickness= 1.0mm +/-0.1mm. Optically polished both sides. Edge fine ground. S/D 80/50 | 20 |
| EX422 | Material: Fused Silica. Width= 18.0mm +0-0.1mm. Height= 11.0mm +0-0.1mm. Thickness= 1.0mm +/-0.1mm. Optically polished both sides. Edge fine ground. S/D 80/50 | 6 |
| EX423 | Material: Borosilicate. 50.0mm diameter +0-0.1mm. T=2.0mm +/-0.1mm. Optically polished both sides. Edge finish fine ground. S/D 80/50 | 9 |
| EX424 | Material: Sapphire. Orientation: Random. 8.0mm diameter +0-0.1mm T=0.7mm +/-0.1mm. Optically polished both sides. Edge fine ground. Chamfer min @ 45˚ S/D 80/50 | 5 |
| EX425 | Material: Sapphire. Orientation: Random. 16.7mm diameter +0-0.1mm T=3.0mm +/-0.1mm. Optically polished both sides. Edge fine ground. Chamfer min @ 45˚ S/D 80/50 | 5 |
| EX426 | Material: Sapphire. 25.0mm diameter +0-0.1mm T=2.0mm +/-01.mm. Optically polished both sides.Edge fine ground. S/D 80/50 | 26 |
| EX427 | Material: Sapphire. Orientation: Random. 32.6mm diameter +0/-0.15mm T=2.0mm +/-0.1mm. Optically polished both sides. Edge fine ground. Chamfer min @ 45˚ S/D 80/50 | 15 |
| EX428 | Material: B270 Length and Height=50.0mmx50.0mm +/-0.25mm T=1.5mm +/-0.1mm. Edge fine ground | 4 |
| EX429 | Material: B270 Length and Height=58.0mmx58.0mm +/-0.25mm T=1.0mm +/-0.1mm. Edge fine ground | 18 |
| EX430 | Material: BK7/ B270. 17.0mm diameter +/-0.1mm T=1.0mm +/-0.1mm Coating: MLAR both sides 420-850nm. R>1% | 36 |
| EX431 | Material: Sapphire A/R A/R Vis 8.5mm diameter x 1mm thick | 6 |
| EX432 | Material: Sapphire 80/50. 32.0mm diameter x 8mm thick | 1 |
| EX433 | Soda Glass Window 62.0mm diameter x 1.2mm thick | 2 |
| EX434 | BK7 Window 25.4mm diameter x 5.35mm thick | 15 |
| EX435 | Window Flat Glass 29.0mm diameter x 2.2mm thick | 4 |
| EX436 | Window B270. 30.0mm diameter x 10.0mm x 0.9mm thick | 4 |
| EX437 | Window B270 31.0mm diameter x 12.0mm x 1.0 thick | 1 |
| EX438 | Window B270 16.9mm diameter x 10 x 0.9 thick | 5 |
| EX439 | Window B270 36.9mm diameter x 17.9 x 0.9 | 4 |
| EX440 | Window B270 30.0mm diameter x 15.0 x 0.9 | 3 |
| EX441 | Window B270 17.0mm diameter x 15.0mm x 0.9mm thick | 4 |
| EX442 | Window B270 18.0mm diameter x 1mm thick | 45 |
| EX443 | Sapphire Window 17.8mm diameter x 3.0mm thick | 49 |
| EX444 | Sapphire Window 17mm diameter x 11 x 1mm thick | 10 |
| EX445 | Borosilicate Window 38mm diameter x 3mm thick | 151 |
| EX446 | Window BK7 70 x 70 x 1.2mm thick | 1 |
| EX447 | Sapphire Window 2.50mm diameter x 1.5mm Thick | 1 |
| EX448 | Window 5.0mm diameter x 5mm thick A/R A/R 488-647nm | 377 |
| EX449 | Window 5.0mm diameter x 5mm thick A/R A/R 351-364nm | 40 |
| EX450 | Fused Silica Window 2.0mm diameter x 1.2mm thick A/R | 614 |
Please contact us on 01702 540187 or email info@litetec.co.uk for prices.