“optical glass”的概念、定义、习题解题方法及翻译-物理辞典

单词	optical glass
释义	optical glass Glass used in the manufacture of lenses, prisms, and other optical parts. It must be homogeneous and free from bubbles and strain. Optical crown glass may contain potassium or barium in place of the sodium of ordinary crown glass and has a refractive index in the range 1.51 to 1.54. Flint glass contains lead oxide and has a refractive index between 1.58 and 1.72. Higher refractive indexes are obtained by adding lanthanoid oxides to glasses; these are now known as lanthanum crowns and flints
随便看	high tension high-speed steel high-temperature superconductivity Hilbert space Hildebrand rule hoarfrost hole holography Hooke's law Hooke, Robert horsepower hot-wire instrument howl Hoyle, Sir Fred Hubble constant Hubble Space Telescope Hubble, Edwin Powell hue hum humidity Humphreys series Hund coupling cases Hund's rules hunting Huygens' construction

物理辞典收录了3346条物理词条，基本涵盖了常用物理知识及物理英语单词词组的翻译及用法，是物理学习的有利工具。