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Plano Concave Lenses
Negative lens used where one of the conjugates is nearly collimated.
 

    Specifications

 MaterialBK7 grade A optical glass
 Design Wavelength546.1nm
 Design Index1.5183+/-0.0005
 Diameter Tolerance+0.0/-0.15mm
 Paraxial Focal Length+/-2%
 Centration3 arc minutes
 Clear Aperture>80%
 Surface Figure1/4 wave @632.8nm
 Surface Quality60-40 scratch and dig
 CoatingNone
 Bevel0.25X45 degree


 
China Optics Net
    Plano Concave Lenses
Product No.F(mm)Dia.(mm)R(mm)Tc(mm)Te(mm)Fb(mm)Add
100025-10.05.05.1872.02.5-11.3
100026-10.06.05.182.02.9-11.3
100027-25.012.712.962.03.7-26.3
100028-7515.038.872.02.7-76.3
100029-4021.020.732.04.7-41.3
100030-10022.451.832.03.2-101.3
100031-25.02512.9682.010.9-26.3
100032-17525.490.702.02.8176.3
100033-8030.041.462.04.8-81.3
100034-70038.0362.813.03.5-702.0
100035-75.05038.9042.011.8-77.0
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