Optical Products
Lenses
   
 
   
 
   
 
   
   
 
 
 
 
 
 
 
 
 
 
   

Plano-Concave Glass Lenses
 
  Their popular applications are to increase focal lengths in existing systems. They are a more suitable choice than the equivalent equi-concave lens if the magnification lies in the range m<-5 or m>0.2
  Specifications
Focal Length
2%
Diameter
+0-0.1mm
Center Thickness
0.1mm
Wedge Angle
<3arcmin
Surface quality
60-40
   
     
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