Products -> Lens -> Standard Spherical Lens -> Double-Convex
 
Standard Spherical Lens -> Double-Convex
 
BK7 Double-Convex Lens 
 
Material BK7
Dimension Tolerance +0/-0.2mm
Thickness Tolerance ±0.2mm
Design Wavelength 546.1nm
Surface Quality 60/40 scratch and dig
Flatness λ/4@632.8nm
Centration <3 arc minutes
Focal Length Tolerance ±2%
Clear Aperture >90%
Chamfer Protective <0.5mmx45deg
Coating None
 
Part No.
f(mm)
ø(mm)
R1=R2
(mm)
Tc(mm)
Te(mm)
fb(mm)
Unit Price
DCX0801
25.4
25.4
24.71
9.0
2.0
22.2
$12.0
DCX0802
35.4
25.4
35.09
6.8
2.0
32.7
$7.0
DCX0803
50.0
25.4
50.92
5.2
2.0
48.3
$7.0
DCX0804
75.0
25.4
77.04
4.1
2.0
73.6
$7.0
DCX0805
100.0
25.4
103.05
3.6
2.0
98.8
$7.0
DCX0806
125.0
25.4
129.02
3.3
2.0
123.9
$7.0
DCX0807
150.0
25.4
154.97
3.0
2.0
149.0
$7.0
DCX0808
200.0
25.4
206.84
2.8
2.0
199.0
$7.0
DCX0809
250.0
25.4
258.70
2.6
2.0
249.1
$7.0
DCX0810
300.0
25.4
310.55
2.5
2.0
299.2
$7.0
DCX0811
500.0
25.4
517.91
2.3
2.0
499.2
$7.0
DCX0812
1000.0
25.4
1036.23
2.2
2.0
999.3
$7.0
 
 
Fused Silica Double-Convex Lens 
 
 
Material UV grade fused silica
Dimension Tolerance +0/-0.2mm
Thickness Tolerance ±0.2mm
Design Wavelength 546.1nm
Surface Quality 60/40 scratch and dig
Flatness λ/4@632.8nm
Centration <3 arc minutes
Focal Length Tolerance ±2%
Clear Aperture >90%
Chamfer Protective <0.5mmx45deg
Coating None
 
Part No.
f(mm)
ø(mm)
R1=R2
(mm)
Tc(mm)
Te(mm)
fb(mm)
Unit Price
DCX1801
25.4
25.4
21.22
10.4
2.0
21.2
$45.0
DCX1802
35.0
25.4
30.99
7.4
2.0
32.4
$30.0
DCX1803
50.0
25.4
45.10
5.7
2.0
48.0
$30.0
DCX1804
75.0
25.4
68.32
4.4
2.0
73.5
$30.0
DCX1805
100.0
25.4
91.42
3.8
2.0
98.7
$30.0
DCX1806
125.0
25.4
114.50
3.4
2.0
123.8
$30.0
DCX1807
150.0
25.4
137.52
3.2
2.0
148.9
$30.0
DCX1808
200.0
25.4
183.58
2.9
2.0
199.0
$30.0
DCX1809
250.0
25.4
229.61
2.7
2.0
249.1
$30.0
DCX1810
300.0
25.4
275.64
2.6
2.0
299.1
$30.0
DCX1811
500.0
25.4
459.71
2.4
2.0
499.2
$30.0
DCX1812
1000.0
25.4
919.82
2.2
2.0
999.2
$30.0
 
Note: Union Optic can provide other lenses per the customer's request,  for detail informaion, please contact us.