聚焦器 的英文怎麼說

中文拼音 [jiāo]
聚焦器 英文
focalizer
  • : 動詞(聚集; 聚積) assemble; gather; get together
  • : Ⅰ形容詞1 (物體受熱失去水分 呈現黃黑色並發硬、發脆) burnt; scorched; charred 2 (著急) worried;...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 聚焦 : [物理學] (使光或電子束等聚集於一點) focus; focusing; concentrate
  1. The analysis of grin in optical fiber collimator

    透鏡在光纖準直中的應用分析
  2. The projector and beam of light represent the elohim creator beings consciousness, the celluloid and focusing device on the projector represent the template and its synchronization function, the screen represents the magnetic receptacle or matrix which will receive the higher image, and the image ( projection ) is the creation itself

    投影機和光束表徵了耶洛因創造者的存在意識,投影機上的賽璐珞和裝置表徵了生命模板和它的同步功能,銀幕表徵了磁場容或矩陣能量,矩陣能量可以接受到更高級的圖像,而圖像(投射)就是創造物本身。
  3. Magnetically focused cascade imge intensifier

    級聯象增強
  4. By sds - page and immuno - blotting, we found that a monoclonal antibody of anti - chick brain cytoplasmic dynein intermediate chain antibody could react with cytoplasmic dynein intermediate chain - like protein at 67 kda in lily pollen. under confocal laser scanning microscopy after immunoflurescence labeling, we found that the dynein intermediate chain - like protein appeared punctated and was co - localization partly with microtubules in cytoplasm of lily pollen tube

    免疫熒光標記及激光共掃描顯微鏡觀察發現,類細胞質力蛋白中間鏈在百合花粉管中存在於顆粒狀細胞上;免疫熒光雙標及激光共掃描顯微鏡觀察發現,百合花粉管中類細胞質力蛋白中間鏈和微管存在部分共分佈。
  5. Double - focusing mass spectroscope

    質譜儀
  6. The position and size of the monochromator, focusing curvature radii and tilting angles of the germanium focusing monochromator under different different take - off angle, size and divergency of the second collimator and intensity loss due to the use of it were determined. the neutron flux at different wavelength, under different reflection and take - off angle of the monochromator and divergency of the first collimator, were given. the simulation on the aperture used for limiting beam size in front of the sample showed that, smaller the size of the aperture and further the distance from the aperture to the sample, greater the loss of the intensity and more serious the spread of the beam along vertical direction at the sample position which makes the practical sampling volume greater than expected

    用蒙特卡羅模擬方法對中子應力衍射譜儀的設計方案進行了優化研究,提出了一系列可供參考的數據:確定了單色的位置、尺寸、垂直單色在不同起飛角下的曲率半徑和傾角;討論了第二準直的尺寸和發散,以及使用第二準直造成的強度損失;給出了在不同單色反射面、起飛角、中子波長和第一準直發散度的情況下樣品處的中子注量率,以及多種組合情況下譜儀的解析度曲線;對限束方孔的尺寸、距離樣品遠近對強度損失和測量中的影響做了深入研究。
  7. On the basis of current investigation of both the domestic and foreign and current level of development, and contraposing difficulties and keys of autofocusing and measurement, this paper brings forward system of autofocus and measurement based on techniques of image processing of ccd. this system possesses merits of fast speed, high precision, small bulk and large dynamic range. it is able to carry out needs of fast, accurate, large range autofocusing and requests of noncontact and online measurement of workpiece face runout

    本論文根據目前國內外現狀和發展水平,針對自動和端面跳動測量的關鍵點和難點,在普通光學儀的基礎上提出了一種基於ccd圖像處理技術的圖像式自動及其測量系統,該系統具有速度快、精度高、動態范圍大、體積小等優點,實現了快速、精確、大范圍的自動和對工件端面跳動進行非接觸、在線測量的要求。
  8. Therefore in icf laser driver design and construction, it is very important to study the physical principle of the self - focusing effect

    因而理解並掌握自形成的物理規律,對于icf驅動的設計與建造具有非常積極的意義。
  9. It is well known that nonlinear self - focusing effect is one of the important factors to limit icf laser energy and worsen beam quality

    實踐表明,非線性自效應是限制icf驅動激光輸出能量及破壞光束質量的主要因素之一。
  10. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd : yag激光的發展狀況、主要特性及其應用,從四能級速率方程出發,推導了ld泵浦nd : yag激光的閾值、輸出功率和斜效率的表達式,並簡述了激光的工作原理、結構型式和倍頻方法;其次,以空間相關的速率方程為基礎,提出了ld端面泵浦nd : yag激光的設計方法,給出了一定泵浦耦合方式下,振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光斑位置等參數的選取依據,以此為依據,設計了自透鏡耦合小功率ld泵浦nd : yag激光和透鏡組耦合高功率ld泵浦nd : yag激光,對激光的輸出功率和功率穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高功率ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光以單縱模運轉;最後,根據泵浦光斑端面位置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時,激光輸出功率的自然指數與泵浦光斑的縱向位置成高斯變化規律,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  11. Laser induced diffusion is a technology that dope the impurities into a certain region of semiconductor by a focused laser. it has the advantages of “ low temperature processing ” and ” direct writing ”, and it is promising to use this technology in the fabrication of monolithically optoelctronic integrated circuits ( oeics ) to solve the incompatibility problem between optoelctronic and electronic components

    激光誘導擴散是用的激光束局域加熱半導體基片,將雜質以擴散的方式摻入到特定區域並且達到一定要求的一種技術,具有「低溫處理」 、 「直接寫入」 、 「局域升溫」等獨特優點,可有效解決單片光電集成件( oeics )中光、電兩部分的工藝兼容這一難題。
  12. Abstract : based on the electronic focus technology development of state - of - the - art, the paper suggested a complete apparatus s cheme ofauto - focus based on sspd ( self - scanned photodiode array ) and 8098 singl e chipprocessor, giving out a focus criterion algorithm based on image high freq uencystatistics. the function of auto - focus of both reflected and transparent o pticalmicroscope was realized. meanwhile some corresponding problems such as sta bility of lightsource, step motor driving etc. were also discussed, which greatly improved the accuracy andreliability of the system

    文摘:在介紹與分析了國內外電子調系統的技術發展與現狀的基礎上,提出了一種基於sspd (自掃描光電二極體列陣)與8098單片微處理自動調的整體技術方案,給出了基於圖像高頻成分統計的判識演算法,在此基礎上實現了反射式與透射式光學顯微鏡的自動調,同時對系統的可靠性有關的其它相關問題如光源穩定性、步進電機驅動等問題也進行了討論。
  13. Study on acoustic field by a bi - frequency ultrasonic focused transducer

    復頻超聲換能聲場研究
  14. Best performance usually occurs when the output is funneled using a reflector to focus the source into the light pipe

    最好的成效為利用反射使輸出光為漏斗形的至光管中。
  15. A cyclic radial shearing interferometer was used to diagnose the wavefront distortion of a laser system and an lcslm ( liquid crysnd spatial ligh modulator ) was used to control it. some results have been summarized as follows : l. according to the theory of scalar quanity diffeaction and the model of the random gaussian phase screen of low frequency wavefront, the effect of the low frequency wavefront with different rms gradient on the focal spot of a laser beam was studied

    本論文在激光光束波前畸變檢測和控制上進行了新的探索,主要就空間相位調制環路徑向剪切干涉儀以及它對波前畸變的檢測和液晶空間光調制及其對中頻段波前畸變的控制進行了研究,其研究的內容和取得的成果如下:一、根據標量衍射理論,結合低頻波前畸變的高斯隨機位相分佈模型,研究了不同均方根梯度低頻畸變波前對激光光束性的影響,並採用描述中頻段波前畸變的功率譜密度概念,模擬計算了它對激光斑旁瓣的貢獻。
  16. Currently they are fabricated by lithographic process, which is very expensive and time consuming since it is a several step process. the laser direct writing system is the kind of tool that exposes the precision patterns by the micro - spot on the photosensitive material

    所謂激光直寫,就是利用的激光光束,由計算機控制聲光調制的通斷以及平臺的移動,在光刻膠上進行曝光,經過顯影后得到所需要的圖形。
  17. The method is as follows : when the video signals from cmos image sensor pass through a high - pass analog filter, the microprocessor samples and processes them and then judge whether the lens is in focus. if the lens is not well focused, the microprocessor will control the lens to be in focus by moving the stepping motor

    這一系統採用的方法是通過對cmos圖像傳感輸出的模擬視頻信號進行濾波,提取出代表圖像清晰程度的高頻成分,選用單片機組成硬體電路,對信號進行處理並分析判別位置、控制馬達轉動鏡頭至對清楚。
  18. Projection lamps, condenser - reflector, four - pin, prefocus - base types, dimensions for

    四腳預光反射的放映燈的規格
  19. In order to deal with effect of the high damping, focusing probe with focused sound field is used in testing. the image device of ultrasonic c - scanning, which has functions of ultrasonic testing, pc - based control, data collection, data storage, data processing and image displaying together, is applied in testing for the sake of visual testing result

    為了克服高阻尼影響,採用了具有聲束性能的換能對不同形狀的該種復合材料工件進行檢測;為了得到直觀的檢測結果,運用了將超聲檢測與微機控制和微機進行數據採集、存貯、處理、圖像顯示集合在一起的超聲c掃描成像技術,並得到了工件內部缺陷的橫截面圖。
  20. The tbc algorithm simulates that wave near the boundaries is plane wave, and its amplitude and direction are decided by trial and error. in this thesis, the operation principle of an awg is introduced and the structure parameters of 8x8 awg with its central wavelength 1550. 12 / 7 / n and channel spacing 3. 2nm are designed by discussing the crosstalk to neighboring waveguide, the insertion losses and losses equal, etc. this thesis employs the waveguide theories to analyze the slab waveguide and the arrayed waveguide, and offers the distributions of stable optical fields

    本文旨在設計一個中心波長為1550 . 12nm 、波長間隔為3 . 2nm的8 8awg波分復用,通過綜合考慮相鄰波導間的最大串擾、插入損耗、通帶寬度以及各通道損耗均勻等指標來設計、優化awg的各個結構參數,如輸入、輸出波導和波導陣列中相鄰波導的間隔,平板波導的長度,波導陣列中相鄰波導的長度差等。
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