Berek compensator
基础科学

        Definition: The Berek compensator is an optical device that is capable of quantitativelydetermining the wavelength retardation of a crystal,fiber,mineral,plastic film or otherbirefringent material.贝累克补偿器bèi lèi kè bǔ cháng qì......（本文共 198 字）     [阅读本文] >>