Plano Concave Lenses

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Plano-Concave(PV) lenses have one flat and one inward curved surface.  PV lenses have a negative focal length and are used for image reduction or to spread light. 

BK7 Plano Concave Lens Specifications

Material BK7 grade A optical glass
Design Wavelength 546.1nm
Design Index 1.5183 0.00005
Diameter Tolerance -0.0, -0.15mm
Paraxial Focal Length 2%
Centration < 3 arc minutes
Clear Aperture >85%
Surface Figure l/4@632.8nm
Surface Quality 60-40 scratch and dig
Bevel 0.25 mm x 45

 

Fused Silica Plano Concave Lens Specifications

Material UV graded Fused Silica
Design Wavelength 546.1nm
Design Index 1.46008 0.00005
Diameter Tolerance -0.0, -0.15mm
Paraxial Focal Length 2%
Centration <3 arc minutes
Clear Aperture >85%
Surface Figure l/4@632.8nm
Surface Quality 60-40 scratch and dig
Bevel 0.25 mm x 45

 

Sapphire Plano Concave Lens Specifications

Material Optical Grade Sapphire Crystal
Design Wavelength 546.1nm
Design Index 1.771@546.1nm
Diameter Tolerance -0.0, -0.15mm
Paraxial Focal Length 2%
Centration < 3 arc minutes
Clear Aperture >85%
Surface Figure l/4@632.8nm
Surface Quality 80-50 scratch and dig
Bevel 0.25 mm x 45

 

CaF2 Plano Concave Lens Specifications

Material Optical Grade CaF2 Single Crystal
Design Wavelength 1.5mm
Design Index n=1.425
Diameter Tolerance -0.0, -0.15mm
Paraxial Focal Length 2%
Centration < 3 arc minutes
Clear Aperture >85%
Surface Figure l/4@632.8nm
Surface Quality 80-50 scratch and dig
Bevel 0.25 mm x 45

Standard Product Information
 


 

Part No.
f (mm)
f (mm)
R1(mm)
tc(mm)
te(mm)
fb (mm)
PCV-1101
-8.0
6.0
4.15
2.0
3.3
-9.3
PCV-1102
-10.0
6.0
5.18
2.0
2.9
-11.3
PCV-1103
-12.0
6.0
6.22
2.0
2.8
-13.3
PCV-1201
-15.0
12.7
7.78
2.0
5.3
-16.3
PCV-1202
-20.0
12.7
10.37
2.0
4.1
-21.3
PCV-1203
-25.0
12.7
12.96
2.0
3.7
-26.3
PCV-1204
-30.0
12.7
15.55
2.0
3.4
-31.3
PCV-1301
-25.0
25.0
12.986
2.0
10.9
-26.3
PCV-1302
-35.0
25.4
18.14
2.0
7.2
-36.3
PCV-1303
-50.0
25.4
25.92
2.0
5.3
-51.3
PCV-1304
-70.0
25.4
36.28
2.0
4.3
-71.3
PCV-1305
-75.0
25.4
38.87
2.0
4.1
-76.3

Note: special material and size are available upon request.

Ordering Information:

Part No, - Coating Wavelength
For Example, PCV-1201 - 808 nm

 

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