Question: The type of glass used in making lenses and prisms is?

Posted on Saturday, May 28, 2011 · 1 Comment

(a) Soft glass
(b) Pyrex glass
(c) Jena glass
(d) Flint glass


Answer: D.

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One Response to “Question: The type of glass used in making lenses and prisms is?”
  1. Anonymous says:
    April 25, 2013 at 12:49 AM

    right

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