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HeYuan,Changchun,Other,China China
toroidal mirror:A surface of the lens with composite concentric annular and many focus of complex surfaces, and another surface of the lens with sph
optical parallel is a finely polished flats surface used as a reference against which the flatness of a test surface may be compared. We offer single
An aspheric lens is a single element optical component with one aspheric convex surface and one plano or sperical convex surface. Characterized by f-n
Main product: various prisms, spherical lenses, windows, aspherial lenses, cylindrical lenses, double-curved surface, planos, codeplates etc.
Personne àcontacter Ms. Yan Zhang
Nom de la société HeYuan, Changchun, Other
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