Features
- Dielectric Coating: 350 - 400 nm
- >99% Average Reflectivity in Dielectric Coating Range
This VIS Broadband Dielectric Concave Mirror is designed for light collection, imaging, and focusing applications. This reflective optic focuses light without introducing chromatic aberration, making it especially suitable for broadband sources.
Specifications
- Dielectric Coating Range: 350 - 400 nm
- Reflectivity (Average): >99%
- Damage Threshold: 1 J/cm2 (355 nm, 10 ns, 10 Hz, Ø0.373 mm)
- Substrate Material: N-BK7
- Irregularity Tolerance: λ/4 @ 633 nm
- Clear Aperture: >90% of Diameter
- Thickness Tolerance: ±0.2 mm
- Surface Quality: 20-10 Scratch-Dig
- Diameter Tolerance: +0.0 mm / -0.2 mm
- Chamfer (Typical): 0.25 mm @ 45°
- Backside Surface: Fine Ground (Not Polished)
- Diameter: 1/2"
- Focal Length: 50 mm
- Center Thickness: 3.0 mm
- Edge Thickness: 3.2 mm
- Radius of Curvature: 100.0 mm
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