Negative Plano Concave(PCV) oblong cylinder lenses can be used for beam expander application. The oblong design allows the Positive Plano Convex(PCX) cylinder to gather the entire diverging beam from the Negative Plano Concave(PCV) cylinder.
Specifications
Material
BK7 grade A optical glass
Design Wavelength
632.8 nm
Design Index
1.5147
Surface Figure
X:1/2 wave Y:2 wave
Dimension Tolerance
+/-0.2 mm
Paraxial Focal Length
+/-2%
Centration
3 arc minutes
Clear Aperture
>80%
Surface Quality
60-40 scratch and dig
Bevel
0.25 mm X 45 degree
China Optics Net
Negative Plano Concave Lenses
Product No.
F(mm)
X x Y(mm)
R(mm)
Tc(mm)
Te(mm)
Fb(mm)
Add
100108
-150.0
40.0X20.0
77.20
3.0
3.7
-152.0
100109
-12.7
10.0X10.0
6.54
2.0
4.3
-14.0
100110
-25.0
10.0X10.0
12.87
2.0
3.0
-26.3
100111
-50.0
20.0X20.0
25.73
2.0
4.0
-51.3
100112
-75.0
20.0X20.0
38.60
2.0
3.3
-76.3
100113
-100.0
40.0X20.0
51.47
3.0
4.0
102.0
100114
-200.0
20.0X20.0
102.93
3.0
3.5
-202.0
100115
-250.0
20.0X20.0
128.67
3.0
3.4
-252.0
100116
-500.0
20.0X20.0
257.33
3.0
3.2
-502.0
100117
-500.0
40.0X20.0
257.33
3.0
3.2
-502.0
100118
-1000.0
20.0X20.0
514.66
3.0
3.1
-1002.0
100119
-1000.0
40.0X20.0
514.66
3.0
3.1
-1002.0
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