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Femtoline Laser Beamsplitters SKU: 031-7670P
The Beamsplitter splits average polarized laser beam into two beams separated by 90° from each other. The standard substrate thickness is 3 mm for dia.12.7mm and dia.25.4mm and 8 mm for dia.50.8mm. If you need thinner substrate, please choose from Precision Thin Round Windows.
Variant specifications
| Specification | Value |
|---|---|
| Material | UVFS |
| Size | ø12.7 x 3 mm |
| Wavelength | 343 nm |
| Transmission | 30±3% |
| AOI | 45° |
| Reflection | 70±3% |
| Polarization | P-pol |
Shared product specifications
These specifications apply across the Femtoline 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 | >100 mJ / cm², 50 fsec pulse, 800 nm typical |
Classification
| Line | femtoline |
Variant files
Technical drawings, models and data files for SKU 031-7670P.
Product brochures
Shared documentation for the complete product family.