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- A refracting panel consisting of one or more, usually cylindrical, fresnel lenses. 由一个或多个圆柱形菲涅尔透镜组成的折射系统。
- The course covers non-sequential ray tracing, sources, detectors, objects, ray splitting, scattering, ghost analysis, stray light analysis, prisms, Fresnel lenses, multi-element lenses, gradient index, polarization and thin film modeling. 本课程涵盖了非连续光线的追迹、光源、探测器、物体、分光、散射、鬼像分析、杂散光分析、棱镜、菲涅耳透镜、多元件透镜、梯度折射率、偏振和薄膜的建立。
- Analyois of Fresnel lens transmissivity and research of design[J]. 引用该论文 陈杰;李湘宁;叶宏伟.
- Imaging characteristic of Fresnel lens for parallel incident rays is analyzed by ray tracing and experiments. 利用光线追迹与实验的方法,对菲涅耳透镜在平行光照明时的成像特性进行了分析。
- HD100-B1 LED lantern is composed of plastic Fresnel lens,super-bright LEDs,flasher,sunswitch and alloy aluminum case. B1 LED航标灯由塑料菲涅耳透镜、超高亮LED、闪光器、日光开关和铸铝合金外壳组成。
- HD160-B1 LED Lantern is composed of acrylic Fresnel lens, super-high-intensity LED, flasher, sunswitch and cast alloy aluminum case. HD160-B1 LED 航标灯由丙烯酸塑料菲涅耳透镜、超高亮LED、闪光器、日光开关和铸铝合金外壳组成。
- HD160-B1 LED Lantern is composed of acrylic Fresnel lens ,super-high-intensity LED ,flasher,sunswitch and cast alloy aluminum case. B1 LED航标灯由丙烯酸塑料菲涅耳透镜、超高亮LED、闪光器,日光开关和铸铝合金外壳组成。
- 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. 摘要基于标量衍射理论,在傅立叶光学的基础上,首先得出存在对准误差情况下4台阶菲涅耳透镜衍射效率的解析式;
- The light efficiency and irradiance uniformity of Fresnel lens sheet and semi-circular diffuser sheet which composed of diffuser and prism function are also discussed here. 并结合扩散板与稜镜片功能,设计一菲涅尔透镜与半圆灯罩式扩散片,取代传统扩散板,讨论其光使用效率与光均匀性。
- A kind of diffraction element modulating phase information by LC space light modulator to get a zoom fresnel lens, as well as the using of said element to optical imaging system, is introduced. 本文介绍一种以液晶空间光调制器作为调制位相信息的衍射元件,获得可变焦长的菲涅耳透镜,以及该元件在光学成像系统中的应用。
- Have your glasses got plastic lenses? 你的眼镜是用塑胶镜片的吗?
- One that makes lenses and eyeglasses. 光学仪器制造技师光学透镜和眼镜的制造者
- Ralf Leutz, A. Suzuki, “Nonimaging Fresnel Lenses: Design and Performance of Solar Concentrators,” Springer (2006 罗欣祥,”即时微循环显微取像装置之设计”,硕士论文,国立中央大学,2002
- Fresnel lens fabricated by ion beam etching 离子束刻蚀法制作菲涅耳透镜
- Effect of Surface Reflection on Fresnel Lens 表面反射对菲涅耳透镜的影响
- Field Fresnel Lens Optical Platform 野战弗雷斯内尔透镜光学平台
- One that sells lenses, eyeglasses, and other optical instruments. 眼镜商,光学仪器商出售光学仪器、眼镜或其它光学仪器的人
- Fresnel Lens Optical Landing System 费雷斯内尔透镜光学着陆系统
- Fleet Fresnel Lens Optical Practice 飞机弗雷斯内尔透镜光学系统引导着舰实习
- Portable Fresnel Lens Optical Landing System 轻便型菲涅耳透镜光学着陆系统