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Cylinder Lenses
MATERIAL - BaF2 (Barium Fluoride) / MgF2 ( Magnezium Fluoride )
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Crystaltechno LTD makes cylindrical lenses from different types of optical crystals and glasses.
Design (convex, concave, round, rectangular ) - according customers' needs
Cylindrical lenses are used as transfer optics and output optics to avoid the spherical aberrations if needed.
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PARAMETER |
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VALUE |
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Surface figure |
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3 Lambda 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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