Cube Beamsplitter, Non-Polarizing, 12.7 mm, 1550 nm Laser Line

1550 nm

12.7 x 12.7 x 12.7 mm

Cube

Grade A N-BK7

Broadband all-dielectric non-polarizing

NP.11

Multilayer broadband dielectric

0°±2°

To avoid damage, beam should enter prism marked with a dot

R_{s, p} = 50 ±3%

90° ±5 arc min

T_{s, p} = 50 ±3%

≤5 arc min

S- and P-polarization components matched to within 3%,|T_s - T_p| ≤3%, |R_s - R_p| ≤3%

≤λ/4 at 632.8 nm over the clear aperture

20-10 scratch-dig

≤λ/4 at 632.8 nm

1000 W/cm² CW, 1 J/cm² with a 10 nsec pulse @ 1064 nm, typical

>80% of central dimension

±0.254 mm

-50 to 90°C

MIL-C-675C, moderate abrasion million cycles

See How to Clean Optics