Chinese factory make prisms

Place of Origin:

Hainan, China

Brand Name:

subei

Material:

BK7

Surface Quality:

60/40, 60-40

Dimension Tolerance:

+/-0.1mm

Angle Tolerance:

3''~5''

Flatness:

1/4 Lambda

Surface flatness:

1/4 Lambda

Angel tolerace:

+/-5'

Tolerance:

+/-0.1mm

Color:

clear

Polished suface:

three faces or all faces

N:

N=3(0.5)

Parallel:

3-10''