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What are the characteristics of aspherical lens that spherical lens does not have

What are the characteristics of aspherical lens that spherical lens does not have

Aspheric lenses are used to eliminate spherical aberration in a variety of applications, including barcode scanning, laser diode collimation, or OEM or R&D integration. The aspherical lens uses a single element design, which helps minimize the number of lenses in a multi lens optical fitting.

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What you want to know about the process flow of producing cylindrical mirrors

What you want to know about the process flow of producing cylindrical mirrors

The production process of cylindrical mirror mainly includes rough grinding, fine grinding, polishing, centering and edging. Coarse grinding cylindrical lens Generally, the rough grinding of small radius cylindrical mirror is to glue the square blank to the mould, form a cylinder,

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