fresnel lens

常見(jiàn)例句

• Analyois of Fresnel lens transmissivity and research of design[J].
  引用該論文 陳杰;李湘寧;葉宏偉.
• Imaging characteristic of Fresnel lens for parallel incident rays is analyzed by ray tracing and experiments.
  利用光線追跡與實(shí)驗(yàn)的方法，對(duì)菲涅耳透鏡在平行光照明時(shí)的成像特性進(jìn)行了分析。
• HD100-B1 LED lantern is composed of plastic Fresnel lens,super-bright LEDs,flasher,sunswitch and alloy aluminum case.
  B1 LED航標(biāo)燈由塑料菲涅耳透鏡、超高亮LED、閃光器、日光開(kāi)關(guān)和鑄鋁合金外殼組成。
• HD160-B1 LED Lantern is composed of acrylic Fresnel lens, super-high-intensity LED, flasher, sunswitch and cast alloy aluminum case.
  HD160-B1 LED 航標(biāo)燈由丙烯酸塑料菲涅耳透鏡、超高亮LED、閃光器、日光開(kāi)關(guān)和鑄鋁合金外殼組成。
• HD160-B1 LED Lantern is composed of acrylic Fresnel lens ,super-high-intensity LED ,flasher,sunswitch and cast alloy aluminum case.
  B1 LED航標(biāo)燈由丙烯酸塑料菲涅耳透鏡、超高亮LED、閃光器，日光開(kāi)關(guān)和鑄鋁合金外殼組成。
• Based on the theory of scalar diffraction and on the Fourier optics, a formula of the diffractive efficiency with alignment error for the 4 step Fresnel lens is obtained.
  摘要基于標(biāo)量衍射理論，在傅立葉光學(xué)的基礎(chǔ)上，首先得出存在對(duì)準(zhǔn)誤差情況下4臺(tái)階菲涅耳透鏡衍射效率的解析式；
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