Sanei has been manufacturing products that meet the needs of the present and future since our founding by combining traditional craftsmanship with modern science and technology. In a world where high quality and high performance are essential, we continue to contribute to all optical industries by developing and refining our technologies to meet the needs of our customers.



convex hemisphere Spherical processing

Concave plate curvature finish



If you have any questions or would like to learn more about our products or services,

please do not hesitate to contact us.

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