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Femtoline Laser Harmonic Separators SKU: 045-6515
• Offered on Ø 0.5 or 1 inch UVFS substrates with surface flatness λ/10 Harmonic separators are dichroic beamsplitters that reflect one wavelength and transmit the other. Reflectance is better than 99,5% for the wavelength of interest and transmittance is at least 90% for the…
Variant specifications
| Specification | Value |
|---|---|
| Material | UVFS |
| Diameter | ø 50.8 mm |
| Thickness | 8 mm |
| Reflected Wavelength | R>99.5%@1030nm |
| Transmitted Wavelength | T>93%@515nm |
| AOI | 45° |
Shared product specifications
These specifications apply across the Femtoline Laser Harmonic Separators product family.
Substrate
| Material | UV grade Fused Silica |
| S1 Surface Flatness | λ / 10 typical at 633 nm |
| S1 Surface Quality | 20-10 scratch & dig (MIL-PRF-13830B) |
| S2 Surface Flatness | λ / 10 typical at 633 nm |
| S2 Surface Quality | 20-10 scratch & dig (MIL-PRF-13830B) |
| Diameter Tolerance | +0.00 mm-0.12 mm |
| Thickness Tolerance | ±0.25 |
| Parallelism | <30 arcsec |
| Chamfer | 0.3 mm at 45° typical |
Coating
| Technology | Electron beam multilayer dielectric |
| Adhesion and Durability | Per MIL-C-675A. Insoluble in lab solvents |
| Clear Aperture | Exceeds central 85% of diameter |
| Coated Surface Flatness | λ / 10 at 633 nm over clear aperture |
| Back Side Antireflection Coated | AOI 45°, R<0.5% / AOI 0°, R<0.25% |
| Laser Damage Threshold | <100 mJ / cm², 50 Fsec pulse, 800 nm typical |
Classification
| Line | femtoline |
Variant files
Technical drawings, models and data files for SKU 045-6515.
Product brochures
Shared documentation for the complete product family.