Encyclopedia > Flint glass

Article Content

Flint glass

Flint glass is a glass that contains lead.

Flint glasses have an index of refraction between 1.57-1.75. Lenses of flint glasses are often used with crown glass lenses in multi-component lenses because of their complementary properties.

Featured Article

Kuru Kuru Kururin

... (it's a 3-speed stick). Gameplay is very challenging and rewarding, and once the player has gotten through a level there are bonuses to collect, record times to beat, and ...