Beamsplitter
penta prism is a penta prism glued with a wedge on a reflecting surface.
It is used to divide an incident beam into two separate beams: Transmission
and Reflection. The image is neither inverted nor reversed.
Specifications
Material
BK7
Dimensional tolerance
±0.1mm
Surfaceflatness
l/4@632.8nm
Surface quality
60-40
S/D
Deviation tolerance
15 arcsec
Bevel
Protective bevel
Surface S1/S2/S5
Single layer MgF2 coating
Surface S3
Partial reflective coating
Surface S4
Aluminized and painted
black
Beamsplitter ratio (R:T)
80%:20%
for 630-680nm(±5%)
Item#
AxBxC(mm)
L1(mm)
L2(mm)
T/R
Unit price
PB1-05
5.0x5.0x5.0
7.07
7.07
20/80
$50.0
PB1-06
6.0x7.0x7.0
9.09
9.09
20/80
$55.0
PB1-10
10.0x10.0x10.0
14.14
14.14
20/80
$60.0
PB1-15
15.0x15.0x15.0
21.21
21.21
20/80
$65.0
PB1-20
20.0x20.0x20.0
28.28
28.28
20/80
$70.0
PB1-30
30.0x30.0x30.0
42.42
42.42
20/80
$75.0
High Precision— Penta Prisms Beamsplitter Penta Prisms We develop high precision penta prisms and beamsplitter penta
prisms by attaching a wedge on exit surface. 90odeviation angle tolerance is up to 2 surface 180odeviation angle tolerance is up to 4 surface
Chinese 
