optical beam 中文意思是什麼

optical beam 解釋
光束
  • optical : adj 眼的;視覺的;視力的;幫助視力的;光學(上)的。 optical activity 【物理學】旋光性。 an optic...
  • beam : n 1 梁,棟梁,桁條;(船的)橫梁。2 船幅;(動物、人的)體幅。3 (秤)桿,杠桿,(織機的)卷軸,...
  1. Lc apparatus almost meet all the needs of space optical communication such as weight, size, power consume, life, cost, driving voltage, intergration of optics and electricity, programe, optically take ? over aperture, beam scanning, deflexional range and so on. switches, deflexional facilities and scanning equipments which made with lc have been used in the system of labor in space communication. the only bug of lc apparatus is that their answer speed only get microsecond rate or submicrosecond rate. but it is practical for them to be used in special beam capture, scan, deflexion controling which don ’ t concerned with code rate and code type

    液晶器件幾乎滿足空間光通信的所有大的指標要求如重量、尺寸、功耗、壽命、成本、驅動電壓、光電集成、可編程性、光學接收孔徑、光束掃描和偏轉范圍等等。液晶光開關、光偏轉器、光掃描器已經開始應用於光纖通信的實驗系統中。液晶類器件應用於光通信的唯一重大缺陷,是其響應速度目前只能達到微秒級或亞微秒級,不過,在不涉及到碼型碼率的空間光束捕獲、掃描、偏轉、控制方面,液晶器件完全可能進入實用化。
  2. And it is also found that the polarized incident gauss beam become depolarized after emitting from the bottom of solid immersion lens. the beam dimension of the emitting optical field at the near - field bottom of solid immersion lens is " broadened "

    在固體浸沒透鏡底面的近場區域,出射光場發生了退極化,使得出射總場的光斑有了一定程度的「增寬」現象。
  3. Beam expander and field lens : quadruple beam expansion, biplate structure design, totally enclosed optical system, no lens pollution and without replacement

    擴束鏡及場鏡: 4倍擴束,雙片結構設計,全封閉的光學系統,鏡片無污染,不用更換。
  4. Our study shows that the optical potential of the diffracted light of the semi - gaussian beam is far higher than that of the evanescent - light wave, and its maximum normal velocity of the incident atoms can be far grater than that of the evanescent - light wave under the same parameters, so the blue - detuned semi - gaussian beam, as a novel atomic mirror, can be used to efficiently reflect atoms with a normal velocity of greater than 1 m / s

    研究表明,半束蘭失諧高斯光束衍射光場的光學勢遠大於消逝波光場的光學勢,在同樣的參數條件下,入射原子的最大速度也比消逝波光場的大,所以作為一種新穎的原子反射鏡,半束蘭失諧高斯光束可以被用來有效的法向速度大於1m s的入射原子。
  5. The optical field attenuates as exponential function and the transmitted beam expands quickly with the increase of the distance away from solid immersion lens

    固體浸沒透鏡的折射率越大,底面出射的光斑越小,但隨著離開固體浸沒透鏡底面距離的增加,光斑增大得越快。
  6. The optical near - field distribution and propagation properties of solid immersion lens system are analyzed in detail when illuminated by linearly polarized focusing gauss beam. the change of the optical intensity and beam dimension at the bottom of solid immersion lens with different refractive index and different distance are discussed. the simulated results reveal that the higher the refractive index is, the stronger the optical intensity and the smaller the beam dimension at the bottom of the solid immersion lens will be

    編制了對固體浸沒透鏡近場超高密度光存儲系統進行模擬的二維時域有限差分程序,實現了對固體浸沒透鏡光存儲系統的數值模擬;著重研究了線偏振的高斯光束通過固體浸沒透鏡的光傳輸和近場光場分佈特性;分析了固體浸沒透鏡底面出射光強、光斑直徑隨固體浸沒透鏡折射率的變化、光透過固體浸沒透鏡后的強度、光斑直徑隨離開固體浸沒透鏡底面距離的變化。
  7. Beam contributor means an indivisible optical assembly including a lens

    光束發射器指一個包括透鏡的不可分割的光學總成。
  8. On the base, we designed the waveguides " structure and fabrication parameter. and in the design of symmetric y - branch of proton - exchange s ingle - y phase linbo3 modulaor, we used finite difference beam propagation method to analyze and compare the optical transmission loss of different s - bend y - branch

    本文對質子交換linbo _ 3單y相位調制器的重要部件y分支進行了深入的研究,比較了不同s彎曲形式的y分支過渡長度與損耗的關系,並計算出間距250 m時的最小彎曲長度。
  9. Fire detection and alarm systems for buildings - specification for optical beam smoke detectors

    建築物火警監測及報警系統.第5部分:光束煙霧探測器規范
  10. In chapter 2, the basic theory on the simultaneous propagation of two optical beam in nonlinear media is given briefly, and a couple of parameters for describing the focusing of a beam are introduced as well

    全文共六章,各章內容如下:第一章,介紹了自散焦介質中的光束誘導聚焦現象及其研究進展。第二章,簡述了雙光束傳輸的基本理論,並且引進了描述光束聚焦過程的幾個參量。
  11. Some electro - optical crystals can result in birefringency when they are pressed by electric field, by controlling the intensity of the electric field, we can change the phase of the output optical beam, so the desired scanning direction can be got

    它主要是利用某些電光晶體在電場的作用下,可以產生雙折射的原理,通過控制加在光學相控陣中各相控單元兩極間的電場強度,可以改變出射光的相位,從而得到所需角度的掃描。
  12. The main performances of the afm were in the advanced level around the world. the probe unit of the horizontal afm includes a photo - electronic detection unit with a particular optical - beam - deflection path, a regulating block of the setpoint of imaging force, the xy scanner and z feedback controller, the coarse adjusting and fine adjusting mechanism for the sample approaching to the probe tip. the powerful circuits of preamplifier, as well as the circuits of xy scanner and z feedback controller were developed

    成功研製了臥式afm探頭,包括特有的微懸臂偏轉量的臥式光電檢測系統、 afm成像工作點(即原子力的預設置點)的調節機構、 jy }藝掃描與反饋控制器、樣品的粗調與微調機構;自行研製了高性能的psd前置放大電路、 xy掃描控制電路和z向pid反饋控制電路系統;設計了a / d & d / a控制介面,獨立開發了性能完善的afm掃描與控制軟體系統及功能強大的圖像處理軟體系統。
  13. Chapter 2 : using a so - called variance matrix, we studied the propagation and the focusing characteristics of the paraxial light beams. the quantities characterizing the gross features for a paraxial optical beam, such as the beam width, the divergence, the curvature radius of the wavefront, the complex beam parameter q. and the beam quality factor, are related by using variance matrix

    第二章:闡述了常數折射率介質中光束的傳輸和聚焦,建立了表徵傍軸光束總的特徵的量,如:束寬、衍射發散角、波前曲率半徑、復光束參數q與變換矩陣的關系,得到了光束質量因子和變換矩陣行列式的定量關系。
  14. This program is launched to solve a fundamental issue existed : the direct factor influencing the optical transmission - variation of refraction index of the media in flow - field, in other words, to use ground simulation equipment or facilities to investigate the ao effects when qualitatively visualizing and quantitatively measuring the interaction of high - temperature, turbulent or shock wave flow - field with optical beam propagating through them, so that technology support can be provided for the high - speed interceptor development

    本項目就是針對這一瓶頸技術存在的基礎性問題:流場介質折射率變化是影響光學傳輸最直接的因素,即針對光線穿過高溫和湍流、激波等復雜流場作定性顯示和定量測量問題而開展的氣動光學效應地面模擬測試研究工作,為高速攔截彈的發展提供技術基礎。
  15. Obfd optical beam flame detector

    線型光速火焰探測器
  16. Mode conversion of an optical beam in a nonlinear weakly - guiding elliptic graded - index fiber is investigated. the formulas of mode conversion are given semi - analytically

    摘要研究了非線性弱導橢圓梯度折射率光纖中光束的模式變換,給出了模式變換的半解析公式。
  17. The optical beam transfer matrix method is used to analyze the transfer manners and the distribution of waveguide modal field in detail

    採用光束傳輸矩陣法詳盡地分析了光束在波導中的傳輸方式,模場分佈。
  18. When an incident optical beam is bright solition, this beam propayates along a linear path with its shape kept unchanged

    入射波為明孤子波時,能夠在對數型非線性電介質中穩定傳播。
  19. The significant characteristics of the new afm include : ( i ) it has a horizontally designed probe unit, and the direction of cantilever ' s weight was perpendicular to the atomic force, thus the effect of cantilever ' s weight on the imaging quality can be effectively avoided ; ( ii ) it owns a particular path of optical beam deflection method for the measurement of cantilever ' s displacement

    臥式afm探頭系統的顯著特色是,微懸臂重力與原子力方向相互垂直,有效地避免了重力對微懸臂及成像質量的影響,從而在設計方法上保證了afm的性能。本文在方法上的另一創新是,發展了獨特的微懸臂偏轉量的光束偏轉法檢測系統。
  20. On the basis of comparing present detection techniques, we propose a new optical beam deflection technique with a single fiber. the correspond fiber sensor has been completed

    在比較了已有的各種測試聲表面波手段的基礎上,提出了基於光偏轉技術的單光纖測試法,並設計完成了一套光纖光聲傳感器。
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