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Cylindrical Lens

Cylindrical lenses are used to correct astigmatism in the eye and in rangefinders, to produce astigmatism, transform a point of light into a line, they are widely used in bar code scanning, projection optics systems, laser measurement systems and holography.

Cylindrical lenses are available in either Rectangular, circular, plano-convex, plano-concave, and achromatic configurations from DELN.


Specifications

Material

BK7,UV Fused Silica, N-SF10, CaF2 etc.

Dimension Tolerance

+0/-0.1mm

Thickness Tolerance

±0.2mm

Surface Quality

60/40 or better

Flatness

1λ to λ/4@632.8nm

Centration

<3 arc minutes

Focal Length Tolerance

±2%

Clear Aperture

>90%

Chamfer

Protective <0.5mmx45deg

Coating

None, per your request






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