The Largest Manufacturer of Optical Cylindrical Lens in North of China.
BK7 Square Window Download catalog

BK7 Square Window
cylindrical lens
  Material:BK7 grade optical glass
  Length:±0.1mm
  Width:±0.1mm
  Center Thickness(Tc):±0.2mm
  Scratch/Dig:S1: 10/5—60/40
  Surface Flatness:λ/10—2λ @632.8nm
                           Or λ/10λ/10—2λ@632.8nm each inch
  Parallelism:1 arcmin
  Clear Aperture:90% of diameter
  Coating:none
BK7 Square Window
NO.
WBS001
WBS004
WBS005
WBS006
WBS010
WBS015
WBS016
WBS020
WBS025
WBS026
WBS030

NO.
WBS031
WBS035
WBS045
WBS046
WBS047
WBS050
WBS054
WBS060
WBS065
L (mm)
5.0
12.7
12.7
12.7
17.8
25.4
25.4
30.2
44.5
44.4
50.8

L (mm)
50.8
54.0
101.6
101.6
101.6
116.8
146.0
165.1
172.0
H(mm)
5.0
6.4
12.7
12.7
13.8
25.4
25.4
16.0
28.6
44.4
50.8

H(mm)
50.8
38.0
69.8
101.6
101.6
18.0
54.0
57.2
60.0
Thickness(mm)
1.0
1.0
6.0
6.0
3.2
6.0
6.0
6.4
7.5
10.0
10.0

Thickness(mm)
10.0
12.0
12.7
25.4
25.4
9.6
10.0
12.7
15.0