Read Edit View history 菲涅耳透镜 Fēiniè'ěrtòujìng Fresnel lens Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 菲涅耳透镜/ 菲湼耳透鏡 Fēiniè'ěrtòujìng Fresnel lens 这种灯具使用了菲涅耳透镜来聚焦光线。 Edit Delete References Add reference No references for this word.