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Precision
Optics
Introduce
Windows
Lenses
Plano-Convex
Lenses
Double-Convex
Lenses
Plano-Concave
Lenses
Double-Concave
Lenses
Meniscus
Lenses
Cylindrical
Lenses
Achromatic
Lenses
Ring
Mount for Lenses
Prisms
Waveplates
Beamsplitters
Filters
Laser
Optics
Coloured
Optical Glass
IR
Materials
Coating
Custom
Optics
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BK7
Plano-Concave Cylindrical Lenses
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Specifications:
Material:
BK7 grade A optical glass
Design Wavelength: 632.8 nm,
Design Index: n=1.5147
Surface Figure: x: l/2;
y: 2l
Dimension
Tolerance: ¡À0.2mm
Paraxial Focal Length: ¡À2%
Centration:
3 arc minutes
Clear Aperture: >80%
Surface Quality: 60-40 scratch and dig
Bevel: 0.25 mm x 45¡ã
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Part
No.
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X
x Y (mm)
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f
(mm)
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R1
(mm)
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tc
(mm)
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te
(mm)
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fb
(mm)
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VC0101
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10.0x10.0
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-12.7
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6.54
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4.3
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2.0
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-14.0
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VC0102
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20.0x10.0
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-12.7
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6.54
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4.3
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2.0
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-14.0
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VC0103
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10.0x10.0
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-25.0
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12.87
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3.0
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2.0
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-26.3
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VC0104
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20.0x10.0
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-25.0
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12.87
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3.0
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2.0
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-26.3
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VC0105
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20.0x20.0
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-50.0
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25.73
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4.0
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2.0
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-51.3
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VC0106
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40.0x20.0
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-50.0
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25.73
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4.0
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2.0
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-51.3
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VC0107
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20.0x20.0
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-75.0
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38.60
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3.3
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2.0
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-76.3
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VC0108
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40.0x20.0
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-75.0
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38.60
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3.3
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2.0
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-76.3
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VC0109
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20.0x20.0
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-100.0
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51.47
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4.0
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3.0
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-102.0
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VC0110
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40.0x20.0
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-100.0
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51.47
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4.0
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3.0
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-102.0
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VC0111
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20.0x20.0
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-150.0
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77.20
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3.7
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3.0
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-152.0
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VC0112
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40.0x20.0
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-150.0
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77.20
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3.7
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3.0
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-152.0
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VC0113
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20.0x20.0
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-200.0
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102.93
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3.5
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3.0
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-202.0
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VC0114
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40.0x20.0
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-200.0
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102.93
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3.5
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3.0
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-202.0
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VC0115
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20.0x20.0
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-250.0
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128.67
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3.4
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3.0
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-252.0
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VC0116
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40.0x20.0
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-250.0
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128.67
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3.4
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3.0
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-252.0
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VC0117
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20.0x20.0
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-500.0
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257.33
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3.2
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3.0
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-502.0
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VC0118
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40.0x20.0
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-500.0
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257.33
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3.2
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3.0
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-502.0
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VC0119
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20.0x20.0
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-1000.0
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514.66
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3.1
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3.0
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-1002.0
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VC0120
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40.0x20.0
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-1000.0
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514.66
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3.1
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3.0
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-1002.0
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Please
refer to the Material
Chapter for more information about BK7 glass, UV grade
fused silica, Sapphire and CaF2. |
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Please
refer to
the Glossary
and Technology
for more information about lenses. |
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Please
refer to Coating
Chapter for more infomation of coating. |
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Other
sizes and coatings are available upon request. |
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lPlease
refer to Ring
Mount for Lenses |
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