Specification
window is the most common type of window. It has good performance over visible and near infrared wavelength region. BK7 window is ideal for applications require minimal transmitted beam deviation.
Diameter Tolerance | +0.0 / -0.2 mm |
Thickness Tolerance | ±0.1 mm |
Clear Aperture | >90% Diameter |
Parallelism | ≤5 arcsec |
Surface Flatness | λ/10 over CA |
Substrate | N-BK7 |
Surface Quality | 20-10 Scratch-Dig |
Production Process