T-VPW42-A - Ø1.5" UVFS Vacuum Window, AR Coated: 350 - 700 nm, t = 4.04 mm
T-VPW42-A - Ø1.5" UVFS Vacuum Window, AR Coated: 350 - 700 nm, t = 4.04 mm
- Five Sizes Available
-
- Ø1/2": 3.0 mm Thick
- Ø1": 1.0 mm or 5.0 mm Thick
- 25 mm x 36 mm: 1.0 mm Thick
- Ø1.5": 4.04 mm Thick
- Ø2": 12.0 mm Thick
- Available Uncoated or with One of Four Broadband AR Coatings
-
- 245 - 400 nm (-UV Coating Designation)
- 350 - 700 nm (-A Coating Designation)
- 650 - 1050 nm (-B Coating Designation)
- 1050 - 1700 nm (-C Coating Designation)
| Item # | T-VPW42-A | |
|---|---|---|
| Size | Ø1.5" (38.1 mm) |
|
| Size Tolerance | +0.0 / -0.1 mm | |
| Thickness | 4.04 mm | |
| Thickness Tolerance | ±0.2 mm | |
| Clear Aperture | 90% of Diameter | |
| Parallelism | ≤5 arcsec | |
| Surface Flatness | - | |
| Transmitted Wavefront Error | ≤λ/8 | |
| Surface Quality | 20-10 Scratch-Dig | |
| AR Coating Range | 350 - 700 nm | |
| Reflectance over AR Coating Range |
Ravg < 0.5% | |
|
Reflectance Data (Click for Graph) |
Raw Data |
|
| Substrate | UV Fused Silica | |
| Damage Threshold | Pulse | 7.5 J/cm2 (532 nm, 10 ns, 10 Hz, Ø0.491 mm) |
| CW | 550 W/cm (532 nm, Ø1.000 mm) | |
