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Bi-convex Lenses are classified by the curvature of the two optical surfaces. A lens is biconvex (or double convex, or just convex) if both surfaces are convex. If both surfaces have the same radius of curvature, the lens is equiconvex. more...
We are a well known firm that provides Convex Lenses that are used for optical These enhance the look of the wearer by rendering their eyes with an enchanting blue colour, which is appreciated for its lasting hue. Easy to wear, our lenses are designed for day-to-day usage, thereby making these the prefe more...