雙凸透鏡

 

The Double Convex Lenses present an identical convex surface on both sides of the lens. They have a positive focal length and are useful for 1:1 imaging and in multielement systems.

Specifications:
Material:----------------------------------------------N-BK7, Fused Silica, N-SF10, Silicon, Ge,CaF2, etc.
Diameter Tolerance:----------------------------+0.0/-0.15mm
Focal Length Tolerance (mm):---------------+/-2%
Centration:-----------------------------------------<3 arc minutes
Clear Aperture:------------------------------------>85%
Surface Figure (per [email protected])----<1.5λ
IRR ( @632.8nm)--------------------------------<λ/4
Surface Quality:-----------------------------------60/40
Protected Bevel:----------------------------------<0.25mmx45deg
Coating:---------------------------------------------uncoated, AR, HR, PR Coating, etc.

N-BK7 Double Convex Lens
Design wavelength: 546.1nm Design Index:1.5183 ± 0.0005

Part No.
f (mm)
dia (mm)
R1=R2 (mm)
t c (mm)
t e (mm)
F b (mm)
Illustration
DCX1201
20.0
12.7
20.01
4.0
2.0
18.6
 
DCX1202
25.0
12.7
25.28
3.6
2.0
23.8
DCX1203
30.0
12.7
30.52
3.3
2.0
28.9
DCX1204
40.0
12.7
40.95
3.0
2.0
39.0
DCX1301
25.4
25.4
24.71
9.0
2.0
22.2
DCX1314
35.0
25.4
35.09
6.8
2.0
32.8
DCX1315
40.0
25.4
40.40
6.1
2.0
37.9
DCX1302
50.0
25.4
50.92
5.2
2.0
48.3
DCX1316
60.0
25.4
61.40
4.7
2.0
58.5
DCX1303
75.0
25.4
77.04
4.1
2.0
73.6
DCX1304
100.0
25.4
103.05
3.6
2.0
98.8
DCX1305
125.0
25.4
129.02
3.3
2.0
123.9
DCX1306
150.0
25.4
154.97
3.0
2.0
149.0
DCX1307
200.0
25.4
206.84
2.8
2.0
199.0
DCX1308
250.0
25.4
258.70
2.6
2.0
249.1
DCX1309
300.0
25.4
310.55
2.5
2.0
299.2
DCX1310
400.0
25.4
413.80
2.4
2.0
399.0
DCX1311
500.0
25.4
517.91
2.3
2.0
499.2
DCX1312
750.0
25.4
774.30
2.3
2.0
748.8
DCX1313
1000.0
25.4
1036.23
2.2
2.0
999.3

Fused silica Double Convex Lens
Design wavelength: 546.1nm Design Index:1.46008

Part No.
F (mm)
f(mm)
R1=R2(mm)
Tc
Te
Fb
Illustration
BCX2001
6.0
15.0
13.46
2.18
1.5
14.24
 
 
 
 
 
 
 
 
 
 
 
 
BCX2002
6.0
30.0
27.29
1.83
1.5
29.34
BCX2101
12.7
15.0
12.91
5.34
2.0
13.05
BCX2102
12.7
20.0
17.70
4.36
2.0
18.46
BCX2103
12.7
25.0
22.39
3.84
2.0
23.66
BCX2104
12.7
30.0
27.04
3.51
2.0
28.77
BCX2105
12.7
40.0
36.31
3.12
2.0
38.92
BCX2201
25.4
25.0
21.23
10.11
2.0
21.14
BCX2202
35.4
35.0
30.97
7.45
2.0
32.33
BCX2203
25.4
50.0
45.08
5.65
2.0
48.01
BCX2204
25.4
75.0
68.23
4.39
2.0
73.39
BCX2205
25.4
100.0
91.41
3.77
2.0
98.69
BCX2206
25.4
150.0
137.50
3.18
2.0
148.89
BCX2207
25.4
200.0
183.65
2.88
2.0
199.09
BCX2208
25.4
250.0
229.60
2.70
2.0
249.06
BCX2209
25.4
300.0
275.60
2.59
2.0
299.07
BCX2210
25.4
500.0
459.7
2.35
2.0
499.19
BCX2211
25.4
1000.0
919.8
2.18
2.0
999.24
BCX2401
38.0
50.0
44.06
11.61
3.0
45.81
BCX2402
38.0
100.0
90.99
7.01
3.0
97.67
BCX2403
38.0
150.0
137.09
5.65
3.0
148.01
BCX2404
38.0
200.0
183.23
4.98
3.0
198.27
BCX2405
38.0
350.0
321.40
4.12
3.0
348.58
BCX2406
38.0
500.0
459.50
3.79
3.0
498.72
BCX2407
38.0
750.0
689.50
3.52
3.0
748.73
BCX2408
38.0
1000.0
919.60
3.39
3.0
998.82

 

Note: Other sizes, material are available upon request.
The ones with Silicon, Ge,CaF2 material pls kindly refer to IR OPTICS section.


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