| Focal Length at 589 nm | ±1 % |
| Material | UV grade fused silica |
| Wavelength | 1952100 nm, uncoated |
| Surface Accuracy | ≤3 fringes (1.5 λ) power, 1/4 fringe (λ/8) irregularity at 546.1 nm over the clear aperture |
| Clear Aperture | ≥central 90% of diameter |
| Surface Quality | 20-10 scratch-dig |
| Centration, Spherical Lenses | ≤3 arc min |
| Diameter Tolerance | +0/-0.1 mm |
| Center Thickness (Tc) Tolerance | ±0.1 mm |
| Edge Thickness (Te) | 3.0 mm Nominal Value |
| Chamfers | 00.8 mm face width x 45° ±15°, typical |
| Antireflection Coating | AR.10, AR.14, AR.16, AR.14: broadband, multilayer antireflection coating, Ravg <0.5% AR.33: laser line, multilayer V-coat, Rmax <0.25% |
| Durability | MIL-C-675C, moderate abrasion |
| Cleaning | Non-abrasive method, acetone or isopropyl alcohol on lens tissue recommended (Unknown type Newport.Step.Product.XRefElement) |
| Damage Threshold | AR.10: 500 W/cm2,1 J/cm2 with 10 nsec pulses @ 325 nm, typical AR.14-AR.18: 1000 W/cm2, 2 J/cm2 with 10 nsec pulses @ 1064 nm, typical AR.33: 2000 W/cm2, 3 J/cm2 with 10 nsec pulses @ 1064 nm, typical |