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| BK7 Positive | BK7 Negative |
BK7 Positive Meniscus Lenses
Specifications:
Material: BK7 grade A optical glass
Design Wavelength: 546.1nm
Design Index: 1.5183 ¡À0.0005
Diameter Tolerance: +0.0, -0.15mm
Paraxial Focal Length: ¡À2%
Centration: 3 arc minutes
Clear Aperture: >80%
Surface Figure: l/4@632.8nm
Surface Quality: 60-40 scratch and dig
Bevel: 0.25 mm x 45¡ã
| Part No. | f | f |
R1 (mm) | R2 (mm) | tc (mm) | te (mm) | fb (mm) | Price |
MNP0301 |
100.0 |
25.4 |
33.72 |
90.00 |
4.0 |
2.5 |
97.5 |
$10 |
MNP0302 |
125.0 |
25.4 |
38.47 |
90.00 |
4.0 |
2.8 |
121.8 |
$10 |
MNP0303 |
150.0 |
25.4 |
42.52 |
90.00 |
4.0 |
3.0 |
146.3 |
$10 |
MNP0304 |
175.0 |
25.4 |
46.05 |
90.00 |
4.0 |
3.1 |
171.2 |
$10 |
MNP0305 |
200.0 |
25.4 |
49.03 |
90.00 |
3.5 |
2.8 |
197.0 |
$10 |
MNP0306 |
250.0 |
25.4 |
83.96 |
235.00 |
3.5 |
2.9 |
246.5 |
$10 |
MNP0307 |
300.0 |
25.4 |
94.08 |
235.00 |
3.5 |
3.0 |
296.3 |
$10 |
MNP0308 |
350.0 |
25.4 |
102.90 |
235.00 |
3.5 |
3.1 |
346.0 |
$10 |
MNP0309 |
400.0 |
25.4 |
110.72 |
235.00 |
3.5 |
3.1 |
395.8 |
$10 |
MNP0310 |
500.0 |
25.4 |
123.90 |
235.00 |
3.5 |
3.2 |
495.4 |
$10 |
MNP0311 |
600.0 |
25.4 |
204.95 |
600.00 |
3.5 |
3.2 |
595.3 |
$10 |
MNP0312 |
800.0 |
25.4 |
245.39 |
600.00 |
3.5 |
3.3 |
794.5 |
$10 |
MNP0313 |
1000.0 |
25.4 |
278.34 |
600.00 |
3.5 |
3.3 |
993.7 |
$10 |
MNP0314 |
1500.0 |
25.4 |
339.05 |
600.00 |
3.5 |
3.4 |
1492.0 |
$10 |
MNP0315 |
2000.0 |
25.4 |
380.54 |
600.00 |
3.5 |
3.4 |
1990.2 |
$10 |
MNP0316 |
4000.0 |
25.4 |
466.12 |
600.00 |
3.5 |
3.5 |
3984.5 |
$10 |
MNP0505 |
125.0 |
50.0 |
38.47 |
90.0 |
8.0 |
2.9 |
114.3 |
$25 |
MNP0508 |
350.0 |
50.0 |
102.90 |
235.0 |
4.5 |
2.8 |
343.6 |
$25 |
Copyright 1998 CASIX, Inc. All rights reserved.
Last Revised: Jan 28, 1999
Web Page maintained by : Contact@CASIX.com
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