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Cylindrical lens / plano-concave / fused-silica
The Knight Optical Concave lenses are plain lenses with single circular face and single flat plano face. Due to the circular face being concave the lens have a pessimistic focal length, permitting them to develop the difference of concurrent light.The Knight Opticals offer tailor made concave lenses which could be utilized to stabilize the circular peculiarities created by other lenses. Hence, this creates the need for concave lenses which could be used in regulating laser beams. The Knight Opticals tailor made plain lens have a wide array of purposes comprising of - focusing and regulating of laser beams, medium quality imaging and various optical instruments.
A general use of the tailor made concave lenses could be in a beam expander.