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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. 本文介紹一種以液晶空間光調制器作為調制位相信息的衍射元件,獲得可變焦長(cháng)的菲涅耳透鏡,以及該元件在光學(xué)成像系統中的應用。
- double-layer diffraction element 雙層衍射元件
- Athermalized Infrared Hybrid Optical System by Employing Diffractive Element[J]. 引用該論文 焦明印;馮卓祥.
- From the characteristic of harmonic relief patterns,the athermalization and achromatism of harmonic diffractive element have been studied in the paper. 從諧衍射元件的理論出發(fā),討論了諧衍射透鏡在消色差和消熱差時(shí)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. 基于變焦系統的基本原理,利用諧衍射透鏡的相關(guān)特性并結合中波紅外和長(cháng)波紅外的特點(diǎn),設計了僅含有4片透鏡的紅外雙波段雙焦光學(xué)系統。
- In a printer, the removable type element. 印刷機上可拆卸的打印部件。
- He's in his element when playing badminton. 他打起羽毛球來(lái)真是得心應手。
- This heater needs a new element. 這個(gè)加熱器需要一組新電阻絲。
- I'm out of my element in political discussions. 我不喜歡參加政治討論。
- Maintenance of PC is in my element. 我對電腦的維修保養很在行。
- Sulphur was not identified as an element until1810. 1810年以前還沒(méi)有認出硫是一種元素。
- The scientists are in search of a new element. 科學(xué)家們正在尋找一種新元素。
- Another important wave phenomenon is diffraction. 另一個(gè)重要的波現象是衍射。
- He was out of his element at the ball. 他在舞會(huì )上感到格格不入。
- There's an element of truth in his story. 他說(shuō)的有些道理。
- To undergo or cause to undergo diffraction. 使衍射產(chǎn)生或導致衍射
- Water is a fish's natural element. 水是魚(yú)的自然棲息地。
- Diffraction, too, occurs in light waves. 衍射也是由光波產(chǎn)生。
- A machine element moved by another machine element. 機械的從動(dòng)部靠其它機器部件移動(dòng)的機器部件
- Principles of Fourier Optics and Diffraction. 傅立葉光學(xué)和衍射原理。
