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BK7 Plano-Convex

Specifications:

Material: BK7 grade A optical glass 
Design Wavelength: 632.8 nm, 
Design Index: n=1.5147
Surface Figure: x: l/2; y: 2l
Dimension Tolerance: ±0.2mm
Paraxial Focal Length: ±2%
Centration: 3 arc minutes
Clear Aperture: >80% 
Surface Quality: 60-40 scratch and dig
Bevel: 0.25 mm x 45°
Part No.
X x Y (mm)
f (mm)
R1 (mm)
tc (mm)
te (mm)
fb (mm)
XC0101
10.0x10.0
12.7
6.54
4.3
2.0
9.8
XC0102
20.0x10.0
12.7
6.54
4.3
2.0
9.8
XC0103
10.0x10.0
20.0
10.29
3.3
2.0
17.8
XC0104
20.0x10.0
20.0
10.29
3.3
2.0
17.8
XC0105
10.0x10.0
25.0
12.87
3.0
2.0
23.0
XC0106
20.0x10.0
25.0
12.87
3.0
2.0
23.0
XC0107
20.0x20.0
50.0
25.73
4.0
2.0
47.3
XC0108
40.0x20.0
50.0
25.73
4.0
2.0
47.3
XC0109
20.0x20.0
75.0
38.60
3.3
2.0
72.8
XC0110
40.0x20.0
75.0
38.60
3.3
2.0
72.8
XC0111
20.0x20.0
100.0
51.47
4.0
3.0
97.3
XC0112
40.0x20.0
100.0
51.47
4.0
3.0
97.3
XC0113
20.0x20.0
150.0
77.20
3.7
3.0
147.5
XC0114
40.0x20.0
150.0
77.20
3.7
3.0
147.5
XC0115
20.0x20.0
200.0
102.93
3.5
3.0
197.7
XC0116
40.0x20.0
200.0
102.93
3.5
3.0
197.7
XC0117
20.0x20.0
250.0
128.67
3.4
3.0
247.7
XC0118
40.0x20.0
250.0
128.67
3.4
3.0
247.7
XC0119
20.0x20.0
300.0
154.40
3.3
3.0
297.8
XC0120
40.0x20.0
300.0
154.40
3.3
3.0
297.8
XC0121
20.0x20.0
500.0
257.33
3.2
3.0
497.9
XC0122
40.0x20.0
500.0
257.33
3.2
3.0
497.9
XC0123
20.0x20.0
1000.0
514.66
3.1
3.0
997.9
XC0124
40.0x20.0
1000.0
514.66
3.1
3.0
997.9
Please refer to the Material Chapter for more information about BK7 glass, UV grade fused silica, Sapphire and CaF2.
Please refer to the Glossary and Technology for more information about lenses.
Please refer to Coating Chapter for more infomation of coating.
Other sizes and coatings are available upon request.
lPlease refer to Ring Mount for Lenses

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