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Femtoline Broadband Laser Beamsplitters SKU: 042-7720PB
• Coated @ 720-880 nm or 750-850 nm • Designed for S or P polarization • Laser damage threshold: >50 mJ/cm², 50 fsec pulse, 800 nm typical The beamsplitter splits average polarized laser beam into two beams separated by 90° from each other. The standard substrate thickness is…
Variant specifications
| Specification | Value |
|---|---|
| Material | UVFS |
| Size | Ø25.4 x 3 mm |
| Wavelength | 750-850 nm |
| Reflection | 20±5 % |
| Transmission | 80±5 % |
| Polarization | P-pol |
| AOI | 45° |
| Group | Wavelength range - 750-850 nm, designed for P-polarization |
Shared product specifications
These specifications apply across the Femtoline Broadband Laser Beamsplitters product family.
| Material | UV Grade Fused Silica |
| S1 Surface Flatness | λ / 10 at 633 nm |
| S1 Surface Quality | 20-10 scratch & dig (MIL-PRF-13830B) |
| S2 Surface Flatness | λ / 10 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 |
| Technology | Electron beam multilayer dielectric |
| Adhesion and Durability | Per MIL-C-675A. Insoluble in lab solvents |
| Clear Aperture | Exceeds central 85% of diameter |
| Angle of Incidence | 45±3° |
| Back Side Antireflection Coated | R<0.5% |
| Laser Damage Threshold | >50 mJ / cm², 50 fsec pulse, 800 nm typical |
Classification
| Line | femtoline |
Product brochures
Shared documentation for the complete product family.