T-AX7251-E3 - Ø1" Axicon, ZnSe, AR Coated: 7.0 - 12.0 µm, 1.0°
T-AX7251-E3 - Ø1" Axicon, ZnSe, AR Coated: 7.0 - 12.0 µm, 1.0°
- Transform a Collimated Beam into a Ring
- Five Physical Angles Available: 0.1°, 0.2°, 0.5°, 1.0°, and 2.0°
- Broadband AR Coating with Ravg <1% from 7 to 12 µm
- Bessel Beam: Non-Diffracting
- Ring-Shaped Beam: Ideal for Laser Drilling
-
Diameter Ø1" (Ø25.4 mm)
- Physical Angle 1.0°
- Deflection Angle (β) 1.4°
- Center Thickness (tc) 3.6 mm
| Common Specifications | |
|---|---|
| Substrate Material | Zinc Selenide |
| AR Coating Range | 7 - 12 µm |
| Reflectance (per Surface) |
Ravg < 1%; Rabs < 2% |
| Transmission | Tavg > 97%; Tabs > 92% |
| AR Coating Plot | AR coating Plot |
| Diameter | 1" (25.4 mm) |
| Diameter Tolerance | +0.0 / -0.05 mm |
| Apex Rounding Diameter (S1) | <1.0 mm |
| Surface Quality (S1, S2) | 60-40 Scratch-Dig |
| Surface Flatness (S2) | <λ/2 at 633 nm |
| Surface Deviation (RMS) (S1) | <0.07 µm |
| Surface Roughness (RMS) (S1,S2) | <20 Å |
| Clear Aperture (S1, S2) | >Ø22.86 mm |
| Edge Thickness | 3.4 mm |
| Center Thickness Tolerance | ±0.1 mm |
| Angular Tolerance | ±0.01° |
