UV-TRANSMITTING GLASS AND MOLDED PRODUCTS
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United States of America Patent
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Apr 18, 2024
app pub date -
Dec 22, 2023
filing date -
Jan 22, 2018
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Abstract
A UV-transmitting glass formed of a multi-component oxide, and having at least one of characteristics of an internal transmittance τ350-400 (%) with respect to light having a wavelength between 350 nm and 400 nm through a 10 mm-thick glass that satisfies τ350-400≥90 . . . (1); an internal transmittance τ300-350 (%) with respect to light having a wavelength between 300 nm and 350 nm through a 10 mm-thick glass that satisfies τ300-350≥75 . . . (2); and an internal transmittance τ260-300 (%) with respect to light having a wavelength between 260 nm and 300 nm through a 10 mm-thick glass that satisfies τ260-300≥45 . . . (3).
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