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Laser Line Mirrors on N-BK7 substrate SKU: 032-0490
• Highly reflective mirrors (>99.5% reflectivity) • Designed to work at 45° or 0° angle of incidence • Made from BK7 optical substrate • Recommended as a low-cost alternative to UV FS mirrors for non-critical laser applications • For laser line mirrors made of UV grade…
Variant specifications
| Specification | Value |
|---|---|
| D | 25.4 mm |
| ET | 6 mm |
| R, % (s+p)/2 | 99.5% |
| AOI | 45° |
| Wavelength | 488-515 nm |
| Application | Ar+ |
| Group | BK7; ø25.4 x 6 mm |
Shared product specifications
These specifications apply across the Laser Line Mirrors on N-BK7 substrate product family.
SUBSTRATE
| Material | BK7 grade A glass |
| S1 Surface Flatness | λ / 10 typical at 633 nm |
| S1 Surface Quality | 20-10 scratch & dig (MIL-PRF-13830B) |
| S2 Surface Quality | Commercial polish |
| Diameter Tolerance | + 0.00 mm, - 0.12 mm |
| Thickness Tolerance | ± 0.25 mm |
| Wedge | < 3 minutes |
| 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 |
| Damage Threshold | 6 J / cm², 8 nsec pulse, 1064 nm typical |
| Coated Surface Flatness | λ / 10 at 633 nm over clear aperture |
| Angle of incidence | 0° or 45° |
Classification
| Coating | dielectric |
Variant files
Technical drawings, models and data files for SKU 032-0490.
Product brochures
Shared documentation for the complete product family.