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- 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。
- double-layer diffraction element 双层衍射元件
- Athermalized Infrared Hybrid Optical System by Employing Diffractive Element[J]. 引用该论文 焦明印;冯卓祥.
- From the characteristic of harmonic relief patterns,the athermalization and achromatism of harmonic diffractive element have been studied in the paper. 从谐衍射元件的理论出发,讨论了谐衍射透镜在消色差和消热差时的特性。
- A dual-band step-zoom infrared optical system with four lenses is designed on the basis of the special properties of Harmonic Diffractive Element(HDE) and the zoom theory. 基于变焦系统的基本原理,利用谐衍射透镜的相关特性并结合中波红外和长波红外的特点,设计了仅含有4片透镜的红外双波段双焦光学系统。
- In a printer, the removable type element. 印刷机上可拆卸的打印部件。
- He's in his element when playing badminton. 他打起羽毛球来真是得心应手。
- This heater needs a new element. 这个加热器需要一组新电阻丝。
- I'm out of my element in political discussions. 我不喜欢参加政治讨论。
- Maintenance of PC is in my element. 我对电脑的维修保养很在行。
- Sulphur was not identified as an element until1810. 1810年以前还没有认出硫是一种元素。
- The scientists are in search of a new element. 科学家们正在寻找一种新元素。
- Another important wave phenomenon is diffraction. 另一个重要的波现象是衍射。
- He was out of his element at the ball. 他在舞会上感到格格不入。
- There's an element of truth in his story. 他说的有些道理。
- To undergo or cause to undergo diffraction. 使衍射产生或导致衍射
- Water is a fish's natural element. 水是鱼的自然栖息地。
- Diffraction, too, occurs in light waves. 衍射也是由光波产生。
- A machine element moved by another machine element. 机械的从动部靠其它机器部件移动的机器部件
- Principles of Fourier Optics and Diffraction. 傅立叶光学和衍射原理。