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Double-Concave Cylindrical Lenses
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Double concave cylindrical lens consists of two concave surfaces, usually, the x-axis and y-axis of two concave surfaces are different, so they can be used to change the aspect ratio of the image, which are sually used in optical display systems, imaging systems, optical instruments, laser systems, etc, JT specializes in providing customized concave cylindrical lens production.
Parameter Ranges:
Material： Optical Glasses, Fused Silica, Infrared Material, etc.
Dimension Range：0.5~350mm
Dimension Tolerance：+/-0.01mm
Focal Length Tolerance：+/-1%
PV： 1/10 Lambda
Surface Quality：20-10
Centration：＜ 30"
Clear Aperture：> 90% of diameter
Bevel：0.2mm×45°
Coating：As customer's request
The Applications of Cylindrical Lens
Cylindrical lens can be used for correcting astigmatism in systems, and are widely used in high-precision testing instruments and devices, such as high-power lasers and long-distance offline interferometers. Cylindrical lenses are often used in industries such as synchrotron radiation beam lines, barcode scanners and strong laser systems, electronic optical metrology verification, laser scanners, spectroscopy, laser diode output light shaping and beauty, and light film lighting fixtures at the same time. It is also widely used in the fields of astronomy, medical, and industry, such as telescopes, endoscopes, and surgical microscopes, laser cutting machines, and micro processing machines.
Double-Concave Cylindrical Lenses
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