BK7 Pellin-Broca Prism
Specification:
Material: BK7 grade A fine annealed optical glass
Index of Refraction: 1.5183± 0.0005
Design Wavelength: 546.1 nm
Dimension Tolerance: +0.0, -0.2 mm
Clear Aperture: >80%
Angle: a=79.5°±0.5° , b=60°± 1°
Flatness: l/10 @632.8 nm
Surface Quality: 20-10 scratch and dig