Read Edit View history 菲涅耳透镜 Fēiniè'ěrtòujìng Fresnel lens Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 菲涅耳透镜/菲湼耳透鏡 · Fēiniè'ěrtòujìng · Fresnel lens 2026/03/04 菲涅耳透镜 / 菲湼耳透鏡 Fēiniè'ěrtòujìng Fresnel lens Fresnel lens 这种灯具使用了菲涅耳透镜来聚焦光线。 created sense Mar 4, 2026, 02:25 AM