Plano convex lenses, Plano concave lenses, Bi-convex lenses, Bi-concave lenses, meniscus lenses, achromatics lenses, ball lenses, aspheral lenses and cylindrical lenses Specifications: Material: Bk7, ...
A plano-convex lens is compose of a plane and convex surfaces, has a positive focal length.It is used for the changing between point light source and parallel beam.It is mean when the light through ...
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