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, ...
3. Shape of Optical lens: Plano lens,bi convex lens,bi concave lens, ball lens,Spherial lens 4. Inside quality of Optical lens: clear and transparent, no mold marks, no inside bubble and dirts, 5.
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