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Spherical Plano-Convex Lenses
MATERIAL - Ge (Germanium)
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Crystaltechno LTD makes spherical plano-convex lenses from different types of optical crystals and glasses.
Spherical plano-convex lenses are widely used as focusing transfer optics and output optics.
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PARAMETER |
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VALUE |
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Surface figure |
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Lambda/2 at 633 nm per inch |
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Scratch-Dig |
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60 - 40 |
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Diameter tolerance |
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± 0.1 mm |
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Paraxial Focal Length Tolerance |
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± 2% |
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Centration |
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less than 5 arc minutes |
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Clear aperture |
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90 % |
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Bevels |
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(0.2+0.3) mm x 45° |
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D, mm |
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FLx, mm |
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R, mm |
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tc, mm |
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temin, mm |
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Part Number |
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12,7 |
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12,7 |
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38,10 |
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2,5 |
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2,0 |
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PCX14-01 |
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12,7 |
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19,0 |
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57,15 |
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2,4 |
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2,0 |
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PCX14-02 |
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12,7 |
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25,0 |
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75,00 |
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2,3 |
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2,0 |
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PCX14-03 |
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19,05 |
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19,0 |
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57,15 |
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2,8 |
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2,0 |
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PCX14-04 |
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19,05 |
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25,0 |
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75,00 |
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2,6 |
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2,0 |
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PCX14-05 |
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19,05 |
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50,0 |
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150,00 |
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2,3 |
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2,0 |
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PCX14-06 |
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19,05 |
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75,0 |
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225,00 |
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2,2 |
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2,0 |
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PCX14-07 |
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25,4 |
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25,0 |
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75,00 |
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3,1 |
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2,0 |
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PCX14-08 |
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25,4 |
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50,0 |
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150,00 |
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2,5 |
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2,0 |
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PCX14-09 |
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25,4 |
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75,0 |
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225,00 |
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2,4 |
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2,0 |
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PCX14-10 |
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25,4 |
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100,0 |
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300,00 |
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2,3 |
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2,0 |
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PCX14-11 |
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38,1 |
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50,0 |
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150,00 |
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4,2 |
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3,0 |
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PCX14-12 |
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38,1 |
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75,0 |
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225,00 |
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3,8 |
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3,0 |
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PCX14-13 |
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38,1 |
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100,0 |
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300,00 |
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3,6 |
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3,0 |
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PCX14-14 |
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38,1 |
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150,0 |
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450,00 |
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3,4 |
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3,0 |
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PCX14-15 |
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50,8 |
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50,0 |
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150,00 |
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5,2 |
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3,0 |
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PCX14-16 |
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50,8 |
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100,0 |
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300,00 |
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4,1 |
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3,0 |
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PCX14-17 |
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50,8 |
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150,0 |
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450,00 |
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3,7 |
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3,0 |
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PCX14-18 |
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50,8 |
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200,0 |
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600,00 |
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3,5 |
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3,0 |
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PCX14-19 |
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50,8 |
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250,0 |
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750,00 |
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3,4 |
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3,0 |
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PCX14-20 |
* Numerical parameters correspond to Lambda=10.6 µm (n=4)
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