Brewster Plates
Specifications:
Dimension Tolerance: +0.0 / -0.15mm
Thickness Tolerance: ± 0.2mm
Clear Aperture: 90% Diameter
Parallelism: < 3 arc minutes
Surface Quality: 60-40 scratch and digs
Flatness: λ /4 @ 633nm
The Standard Size for BK7 Brewster Plate:
|
Part Number
|
Diameter
|
Thickness
|
|
BWT1112
|
12.7mm
|
4.0mm
|
|
BWT1115
|
15.0mm
|
5.0mm
|
|
BWT1125
|
25.4mm
|
6.0mm
|
|
BWT1150
|
50.0mm
|
12.0mm
|
The Standard Size for Fused Silica Brewster Plate:
|
Part Number
|
Diameter
|
Thickness
|
|
BWT2112
|
12.7mm
|
4.0mm
|
|
BWT2115
|
15.0mm
|
5.0mm
|
|
BWT2125
|
25.4mm
|
6.0mm
|
|
BWT2150
|
50.0mm
|
12.0mm
|