ZINC SULPHIDE (ZnS) MENISCUS LENS |
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Material
: ZnS CVD Design Wavelength
: 3.5 microns Focal Length
: + 2% Clear Aperture
: 90 % diameter Edge thickness
Variation : 0.025mm Diameter Tolerance
: +0,-0.25mm Bevel
: 0.25mm @ 45 degree Surface
Irregularity
: 1/10 Lambda at 3.5 microns Surface Quality :40-20 |
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Diameter(mm) |
F# |
Effective Focal Length (mm) |
Back Focal Length (mm) |
Part Number |
Price (Uncoated) |
12.70 |
1 |
12.70 |
11.12 |
12135-ZS |
$250 |
|
2 |
25.40 |
24.26 |
12235-ZS |
200 |
3 |
38.10 |
37.40 |
12335-ZS |
200 |
|
4 |
50.80 |
49.53 |
12435-ZS |
200 |
|
5 |
63.50 |
62.34 |
12535-ZS |
200 |
|
|
|
|
|
|
|
19.05 |
1 |
19.05 |
17.22 |
19135-ZS |
$300 |
|
2 |
38.10 |
36.64 |
19235-ZS |
250 |
3 |
57.15 |
55.59 |
19335-ZS |
250 |
|
4 |
76.20 |
74.55 |
19435-ZS |
250 |
|
5 |
95.25 |
93.84 |
19535-ZS |
250 |
|
|
|
|
|
|
|
25.40 |
1 |
25.40 |
23.37 |
25135-ZS |
$325 |
|
2 |
50.80 |
48.53 |
25235-ZS |
300 |
3 |
76.20 |
75.00 |
25335-ZS |
300 |
|
4 |
101.60 |
99.50 |
25435-ZS |
300 |
|
5 |
127.00 |
125.18 |
25535-ZS |
300 |
|
|
|
|
|
|
|
38.10 |
1 |
38.10 |
34.34 |
38135-ZS |
$475 |
|
2 |
76.20 |
73.85 |
38235-ZS |
345 |
3 |
114.30 |
112.28 |
38335-ZS |
345 |
|
4 |
152.40 |
150.31 |
38435-ZS |
345 |
|
5 |
190.50 |
188.23 |
38535-ZS |
345 |
|
|
|
|
|
|
|
50.80 |
1 |
50.80 |
46.01 |
50135-ZS |
$750 |
|
2 |
101.60 |
98.77 |
50135-ZS |
700 |
3 |
152.40 |
150.43 |
50135-ZS |
700 |
|
4 |
203.20 |
201.23 |
50135-ZS |
700 |
|
5 |
254.00 |
252.11 |
50135-ZS |
700 |
|