optical display prisms

Main Materail: H-K9, H-BAK7, H-LAF52 or H-ZLAF55

Dimension Tolerance: +/-0.03~0.10

90°Angle Tolerance: 10''~5'

45°Angle Tolerance: 5'~10'

Parallelism: 5'~10'

Surface Quality: 60/40~40/20

Flatness: N=0.3~2 ∧N=0.2~0.5

optical display prisms