The type of glass used in making lenses and prisms is

A. Jena glass

B. Soft glass

C. Pyrex glass

D. Flint glass

Answer: Option D

Solution(By Examveda Team)

In the optical glass industry, flint glass is any highly refractive lead-containing glass used to make lenses and prisms. Because it absorbs most ultraviolet light but comparatively little visible light, it is also used for telescope lenses.