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Question
Lenses in spectacles are manufactured using ______.
Lenses in spectacles are manufactured using ______.
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Solution
The correct option is C Flint glass
Flint glass, also known as optical glass or lead glass is used to manufacture all types of lenses and prisms. High refractive index and high dispersion are the optical properties of flint glass that make them suitable for this purpose.
Flint glass, also known as optical glass or lead glass is used to manufacture all types of lenses and prisms. High refractive index and high dispersion are the optical properties of flint glass that make them suitable for this purpose.
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