flint glass


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Related to flint glass: crown glass

flint glass

glass that contains lead oxide instead of lime to increase index of refraction; used in reading segments of fused bifocal lenses.
References in periodicals archive ?
"We're able to achieve the same transparent flint glass look as normal flint glass by using a formula made up of 90% recycled materials," says Chamlou.
Crown glass is harder than flint glass, with a lower index of refraction and lower dispersion.
Flint Glass Wharf represents the first of a new phase of urban development for Manchester based developer, northern group within Ancoats.
The flint glass showcases the colorful product inside, which coordinates with the color scheme of the pressure-sensitive label and closure." Supplier is O-I.
In 1731, a notice for the 'Sale of stock in trade of Francis Tuttee, Artificer & Scolloper' listed 'Glass Sconces, Pier Glasses, Looking Glasses, large Q[uantity] of curious wrought Flint glass'.
Approximately 310 people are employed at the plant, which manufactures flint glass bottles for the beverage industry.
Structurally, they carry the glazing: the outer layer of flint glass which is point fixed to its mullions and the double inner layer of heat insulating units.
Before taking office 17 years ago, the Republican mayor was president of the local American Flint Glass Workers union at Overmeyer Mold Corp., also known as OMCO.
Center Frequency(1) (MHz) 30 to 18,000 Bandwidth (MHz) 10 to 80 Delay [T.sub.3][O.sub.2] ([micro]s) > 50 (max) 0.4 (min) flint glass ([micro]s) 7 (max) 0.15 (min) Delay Repeatibility (Digital Control) (ns) < 5 Dynamic Range (10 MHz Bandwidth) (dB) > 45 Input Power (dBm) (max) (1 dB compression) 0 Spurious signal suppression (dB) > 50 Insertion Loss (dB) < 10 Maximum Range Rate (m/s) 24,000 (1.)User selectable RF center frequencies available through pre- and post-delay mixing.
Flint glass (containing lead) produced a rather wider spectrum than crown glass (ordinary window glass) did.
The three unions that signed the contracts-the International Brotherhood of Electrical Workers, the International Union of Electronics Workers, and the American Flint Glass Workers-conducted joint bargaining coordinated by the Industrial Union Department of the AF|-CIO.
Melting of green glass is more difficult as compared to flint glass because of its associated heat absorption and radiation problems.