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Pellin-Broca Prisms
Pellin-Broca Prism is one kind of dispersion prism. It is composed by one right angle prism and two 30deg dispersion prisms. The mutual Perpendicular surfaces are the input and output surfaces. When a beam incident in one of the two surfaces at Brewster angle, then the beam will output at Brewster angle from another surface, and the beam is deviated 90 degree.

Specifications:

Clear Aperture: >85% of central dimension
Dimension Tolerance: +0/-0.2mm
Design Wavelength: 546.1nm
Chamfer: 0.3mm×45°
Surface Quality: 20-10 scratch and dig
Surface Figure: λ/10 @ 632.8nm
Bevel: 0.2mm to 0.5mm
Part No.
Material
A(mm)
B(mm)
H(mm)
a
ß
SPPB101
Schlieren Fused Silica
23.5
40.0
12.7
79.5±5
60.0±1
SPPB201
UV Fused Silica
11.0
20.0
6.4
79.5±5
60.0±1
SPPB202
UV Fused Silica
23.5
40.0
12.7
79.5±5
60.0±1
SPPB301
BK7
23.5
40.0
12.7
79.5±5
60.0±1
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