White Glass Spherical Double Convex Lens
White glass spherical double convex having two out side curved parallel surfaces to each other and used for magnification and converging the light and having a positive focal length and two inwards pa
B-102, G.T.Karnal Road, Industrial Area, Behind Shakti Nagar Telephone Exchange, New Delhi - 110033, , India.
Call : 91 11 45768815 M. : 91 9312653815
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