Beamsplitter Penta Prism

By adding a wedge and with partial reflective coating on first reflective surface, Penta Prism can be used as Beamsplitter.We supply Beamsplitter Penta Prism with standard Transmission/reflection (T/R..

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Beamsplitter Penta Prism

By adding a wedge and with partial reflective coating on first reflective surface, Penta Prism can be used as Beamsplitter.We supply Beamsplitter Penta Prism with standard Transmission/reflection (T/R) ratio of 10/90,50/50.Other T/R ratio is available upon request.

 
Specifications: 
Material:
BK7 Grade A Optical Glass
Dimension (mm):
2.5x2.5 ~ 100x100
Dimension Tolerance (mm):
+/-0.2 (General), +0/-0.05 (High Precision)
90° Deviation Tolerance:
<1 arc min.(General),<3 arc sec.(High Precision)
Angle Tolerance:
5 arc min. (General), 3 arc sec. (High Precision)
Surface Quality:
80/50 (General), 10/5 (High Precision)
Flatness (per 25mm@633nm):
λ/2(General), λ/8 (High Precision)
Reflection:
>90%@400-700nm
Beamsplitter Ratio Transmissio/Reflection:
10/90±5 or 50/50±5 
Coating:
Uncoated or AR coating--Unpon Request
 
Note for Beamsplitter Penta Prism:
(1). Besides N-BK7 glass, other optical glass is available for custom-made Penta Prisms.
(2). Typical dimension Axh is from 2.5x2.5-100.0x100.0 mm.
(3). Typical deviation tolerance is 1 minute, better precision such as 30 seconds, 10 seconds, 5 seconds, 
       3 seconds is available.
(4). Typical reflection is >90% by Al coating, other metal coating such as Ag, Cu, or High Reflection 
      Dielectric Coating is available.
(5). Typical Beamsplitter Ratio Transmission/Reflection is 10/90±5 or 50/50±5, other Ratio is available.
(6). Besides uncoating, Anti-Reflective(AR) coating is available upon request..