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BK7 Positive Meniscus Lens Download catalog

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BK7 Positive Meniscus Lens
cylindrical lens
  Material:BK7 grade optical glass
  Design Wavelength:633nm
  Focal Length Tolerance:+/-1%
  Diameter Tolerance:+0.0,-0.1mm
  Center Thickness(Tc):+/-0.1mm
  Surface Figure:λ/4@632.8nm
  Scratch/Dig:40-20
  Centration:<3arc minutes
  Clear Aperture:>90%
  Protective Bevelling
  Coating:none,A type,B type,C type

BK7 Positive Meniscus Lens
NO.
GLE1234
GLE1156
GLE1104
GLE1202
GLE1157
GLE1929
GLE1872
GLE1261
GLE1458
GLE1076
GLE1527
GLE1418
GLE1015
GLE1613
GLE1985
GLE1359
GLE1153
GLE1834
GLF1822

EFL(mm)
100.0
125.0
150.0
200.0
250.0
300.0
400.0
500.0
1000.0
100.0
125.0
150.0
200.0
250.0
300.0
400.0
500.0
1000.0
-100.0

Dia(mm) 25.4
25.4
25.4
25.4
25.4
25.4
25.4
25.4
25.4
50.8
50.8
50.8
50.8
50.8
50.8
50.8
50.8
50.8
25.4

R1(mm)
32.1
40.6
49.1
66.2
83.4
100.9
136.5
172.9
371.6
30.3
39.2
47.9
65.2
82.5
100.1
135.8
172.3
371.6
100.0

R2(mm)
82.2
106.9
131.6
182.2
233.9
288.2
402.4
523.9
1330.7
65.8
92.9
119.3
171.6
224.7
279.1
393.4
515.7
1326.3
33.7

Tc(mm)
3.6
3.3
3.1
2.8
2.6
2.5
2.4
2.3
2.2
9.7
8.2
7.3
6.2
5.5
5.1
5.0
5.0
5.0
3.0

Te(mm)
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
1.1
2.4
2.7
2.9
3.0
3.0
3.4
3.7
4.4
4.7

BFL(mm)
96.2
121.6
146.8
197.1
247.3
297.5
397.6
497.7
998.0
89.1
116.1
142.2
193.6
244.3
294.8
395.0
495.1
995.7
-99.0

coating