Optical Lenses

Achromatic Lenses

Achromatic Lenses

Design Wavelength:--------------------------------------------------480.0,546.1,643.8nm
Diameter Tolerance:-------------------------------------------------- +0.0, -0.15mm
Paraxial Focal Length Tolerance:-----------------------------------±2%
Centration: ---------------------------------------------------------------3 arc minutes
Clear Aperture: --------------------------------------------------------->85%
Surface Figure: Power(N)-------------------------------------------<3
 Irregularity(N) ----------------------------------------------------------<0.5
Surface Quality: --------------------------------------------------------60/40 scratch/dig
Bevel:----------------------------------------------------------------------< 0.25 mm x 45°
Coating:------------------------------------------------------------------ 1/4 wave MgF2@550nm

Negative Acromatec Lenses

Part No.
f(mm)
F(mm)
R1(mm)
R2=R3(mm)
R4(mm)
t c1(mm)
t c2(mm)
fb(mm)
Lens A
Lens B
ALN0201
-25.0
12.7
-15.6
13.09
44.16
3.0
2.67
-27.5
N-BK7
F2
ALN0202
-40.0
12.7
-24.45
17.97
66.6
3.0
2.34
-42.5
N-BK7
F2
ALN0301
-50.0
25.4
-31.19
24.89
85.31
3.0
4.22
-53.3
N-BK7
F2

Positive Achromatic Lenses

Part No.
f(mm)
F(mm)
R1(mm)
R2=R3(mm)
R4(mm)
t c1(mm)
t c1(mm)
fb(mm)
Lens A
Lens B
ALP0101
15.0
6.0
8.831
-6.546
-19.77
2.71
1
13.066
N-BK7
N-SF5
ALP0102
20.0
6.0
12.356
-8.511
-24.38
2.6
1
18.288
N-BK7
N-SF5
ALP0103
25.0
6.0
15.704
-10.666
-29.99
2.3
1
23.455
N-BK7
N-SF5
ALP0104
30.0
6.0
18.88
-12.942
-36.48
1.9
1
28.695
N-BK7
N-SF5
ALP0105
25.0
8.0
15.596
-10.814
-30.48
2.9
1
23.125
N-BK7
N-SF5
ALP0106
30.0
8.0
18.88
-12.882
-36.22
2.7
1
28.277
N-BK7
N-SF5
ALP0107
20.0
10.0
12.3
-9.02
-25.23
3.6
1
17.625
N-BK7
N-SF5
ALP0201
25.0
12.0
15.346
-11.35
-31.92
4.2
1.3
22.286
N-BK7
N-SF5
ALP0202
25.0
12.7
15.596
-11.402
-31.05
4.3
1.3
22.251
N-BK7
N-SF5
ALP0203
30.0
12.7
18.535
-13.49
-37.84
4
1.3
27.36
N-BK7
N-SF5
ALP0204
40.0
12.7
25.23
-17.539
-48.75
3.4
1.3
37.778
N-BK7
N-SF5
ALP0205
50.0
12.7
31.26
-21.93
-62.37
3.1
1.3
47.992
N-BK7
N-SF5
ALP0206
60.0
12.7
37.33
-26.42
-75.86
2.8
1.3
58.127
N-BK7
N-SF5
ALP0207
75.0
12.7
46.77
-32.96
-94.62
2.6
1.3
73.227
N-BK7
N-SF5
ALP0208
65.0
20.0
40.09
-29.58
-83.59
6.3
2
60.868
N-BK7
N-SF5
ALP0301
60.0
25.4
37.33
-27.16
-75.86
7
2
55.565
N-BK7
N-SF5
ALP0302
120.0
25.4
73.28
-54.33
-159.96
4.2
2
117.103
N-BK7
N-SF5

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