Birefringent Filter
Specifications

Material: Crystal quartz
Parallelism: <5 arc seconds
Surface Quality: 20/10
Diameter Tolerance: +0.0,-0.2mm
Clear Aperture: 90% of the central area
T=0.50mm ± 0.02mm
Thickness Tolerance: 0.02mm

 
f (mm)
Thickness
10.0mm
12.7mm
15.0mm
20.0mm
25.4mm
T (0.5mm)
BF0101
BF0102
BF0103
BF0104
BF0105
1.5T (0.75mm)
BF1501
BF1502
BF1503
BF1504
BF1505
2T (1mm)
BF0201
BF0202
BF0203
BF0204
BF0205
3T (1.5mm)
BF0301
BF0302
BF0303
BF0304
BF0305
4T (2.0mm)
BF0401
BF0402
BF0403
BF0404
BF0405
5T (2.5mm)
BF0501
BF0502
BF0503
BF0504
BF0505
6T (3.0mm)
BF0601
BF0602
BF0603
BF0604
BF0605
8T (4.0mm)
BF0801
BF0802
BF0803
BF0804
BF0805
10T (5.0mm)
BF1001
BF1002
BF1003
BF1004
BF1005
12T (6.0mm)
BF1201
BF1202
BF1203
BF1204
BF1205