Home / General Knowledge / Physics :: Discussion

Discussion :: Physics

  1. Lens is made up of

  2. A.

     Pyrex glass

    B.

     Flint glass

    C.

     Ordinary glass

    D.

     Cobalt glass

    View Answer

    Workspace

    Answer : Option B

    Explanation :

    A lens is a transmissive optical device that focuses or disperses a light beam by the process of refraction.
    Flint glass is used as an optical glass because it has relatively high refractive index and low Abbe number than other materials.


Be The First To Comment