Question

Differentiate between Lead glass and Optical glass.

Answer 1

Lead glass : Lead glass is produced by
melting the mixture of sand, soda,
limestone and lead oxide. Being very
clear / transparent, it is used in
manufacturing of light bulbs, tubes, etc.

Optical glass : Optical glass is produced
from the mixture of sand, soda,
limestone, barium oxide and boron. This
type of pure glass is useful in production
of spectacles, lenses, microscopic
lenses, etc.