64°Prism

l        Roof top reflector

Material: BK7  

Angle Tolerance: +/-6-8 arc second for 64°,+/-4-5 arc second for 90°     

Dimensional Tolerance: +/-0.07mm  

Surface Quality: 40-20                                                                 

Surface Accuracy: λ/8

Clear Aperture: 90% φ

Coating: AR coated for 64°