Shop

Beamsplitter Penta Prism

Beamsplitter penta is combined with a penta prism and a wedge cemented on one reflective surface, a beamsplitter coating on the cemented interface to form a beamsplitter. Now the transmission/reflection (T/R) ratio of beamsplitter penta prism we provided include 20/80, 30/70, 40/60 and etc. Other T/R ratio is available upon request.

★ High Precision
★ Competitive Price
★ Quick Delivery
★ Custom Size Available
★ RoHS Compliant

Available Options

SKUWavelength(nm)T/R(%)A(mm)Height(mm)MaterialPrice 
BSPTA-PSM0007400-70020/80±5%76BK7
BSPTA-PSM0010400-70020/80±5%1010BK7
BSPTA-PSM0020400-70020/80±5%2020BK7
BSPTA-PSM0025400-70020/80±5%25.425.4BK7

Description

Dimension Tolerance ±0.2mm
Surface Quality 60/40
Clear Aperture >90%
Flatness <λ/4@632.8nm
90° Deviation Tolerance <30 arc seconds
180° Deviation Tolerance <30 arc seconds
Coating Protected Aluminum reflective coating
Partial reflective coating on cemented surface
Single Layer MgF2 AR coating at visible
T/R Tolerance T/R±5%
Chamfer Protective<0.5mmx45°

Additional information

Wavelength(nm)

400-700

T/R(%)

20/80±5%

A(mm)

10, 20, 25.4, 7

Height(mm)

10, 20, 25.4, 6

Material

BK7

    purchase
    Cart