【摘要】 折射是光入射介质的多种光学现象之一,而折射率是表征各种介质(材料)物理、化学性质的重要参数。科学界对其了解伴随着光学发展的整个历程。文章从折射率的定义出发,介绍了它的物理含义、测量方法、应用以及关于"负折射率"的研究发展。更多还原

【Abstract】 Refraction is one of the optical phenomenons when the light info mediums. Refravtive index is the important parameter to express properties of physics and chemistry of mediums materials, it’s been understanded by scientific keep company with history of optcal department. Besed on refractive index definition,the article introduce its physical meaning、measurement、applications and research department of"negative refractive index".更多还原