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Cylindrical lens are offered in both plano-concave and plano-convex configurations, they are typically used to focus incoming light to a line, or to change the aspect ratio of an image. Cylinder Lenses are available with positive or negative focal lengths, they are used for the optics, lasers, medical science, electronics, tele-communication and others.
Cylindrical lenses,Positive cylindrical lenses, Line Light,Laser Focusing Lenses,Negtive cylindrical lenses
Changchun Realpoo Photoelectric Co., Ltd. , https://www.optics-realpoo.com