Product advantages
|
| Material | BK7 |
| Dimension tolerance | +0/-0.2mm |
| Thickness tolerance | ±0.2mm |
| Clear Aperture | >90% |
| Surface Quality | 60/40 sctrach and dig |
| Chamfer | Protected <0.5mmx45deg |
| Coating | Metal coating on one surface, rear surface ground or inspection polished Enhanced Aluminum: Ravg>90%@400-700nm Protected Aluminum: Ravg>87%@400-1200nm Protected Silver: Ravg>95%@400-12000nm Protected Gold: Ravg>98%@2000-12000nm |
| Damage threshold | >1J/cm2, 20ns, 20Hz, @1064nm |
| Part Number | Material | Diameter (mm) | Thickness (mm) | Flatness @ 633nm | Wavelength (nm) |
| EALD12.7T3 | BK7 | 12.7 | 3.0 | λ/10 | Enhanced Aluminum |
| EALD25.4T3 | BK7 | 25.4 | 3.0 | λ/4 | Enhanced Aluminum |
| EALD25.4T6.35 | BK7 | 25.4 | 6.35 | λ/10 | Enhanced Aluminum |
| EALD50.8T3 | BK7 | 50.8 | 3.0 | λ/4 | Enhanced Aluminum |
| EALD50.8T6.35 | BK7 | 50.8 | 6.35 | λ/10 | Enhanced Aluminum |
| PALD12.7T3 | BK7 | 12.7 | 3.0 | λ/10 | Protected Aluminum |
| PALD25.4T3 | BK7 | 25.4 | 3.0 | λ/4 | Protected Aluminum |
| PALD25.4T6.35 | BK7 | 25.4 | 6.35 | λ/10 | Protected Aluminum |
| PALD50.8T3 | BK7 | 50.8 | 3.0 | λ/4 | Protected Aluminum |
| PALD50.8T6.35 | BK7 | 50.8 | 6.35 | λ/10 | Protected Aluminum |
| PAGD12.7T3 | BK7 | 12.7 | 3.0 | λ/10 | Protected Silver |
| PAGD25.4T3 | BK7 | 25.4 | 3.0 | λ/4 | Protected Silver |
| PAGD25.4T6.35 | BK7 | 25.4 | 6.35 | λ/10 | Protected Silver |
| PAGD50.8T3 | BK7 | 50.8 | 3.0 | λ/4 | Protected Silver |
| PAGD50.8T6.35 | BK7 | 50.8 | 6.35 | λ/10 | Protected Silver |
| PAUD12.7T3 | BK7 | 12.7 | 3.0 | λ/10 | Protected Gold |
| PAUD25.4T3 | BK7 | 25.4 | 3.0 | λ/4 | Protected Gold |
| PAUD25.4T6.35 | BK7 | 25.4 | 6.35 | λ/10 | Protected Gold |
| PAUD50.8T3 | BK7 | 50.8 | 3.0 | λ/4 | Protected Gold |
| PAUD50.8T6.35 | BK7 | 50.8 | 6.35 | λ/10 | Protected Gold |
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