flint glass

American  

noun

Optics.

1. an optical glass of high dispersion and a relatively high index of refraction, composed of alkalis, lead oxide, and silica, with or without other bases, sometimes used as the diverging lens component of an achromatic lens.

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flint glass British  

noun

1. another name for optical flint flint

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Etymology

Origin of flint glass

First recorded in 1665–75

Example Sentences

See Examples For:

flint glass

Rosé, chardonnay, sauvignon blanc and pinot gris are all typically bottled in flint glass.

From New York Times ● Jul. 7, 2022

An optical fiber uses flint glass clad with crown glass.

From Textbooks ● Aug. 12, 2015

At what incident angle must 470 nm light enter flint glass to have the same angle of refraction?

From Textbooks ● Aug. 12, 2015

In a refracting telescope we have to employ what is known as the achromatic combination, consisting of one lens of flint glass and one of crown glass, adjusted to suit each other with extreme care.

From The Story of the Heavens by Ball, Robert S. (Robert Stawell), Sir

A particular variety of flint glass, known as white enamel, is particularly suitable for this purpose, and, indeed, may be used practically as a cement.

From On Laboratory Arts by Threlfall, Richard