聚焦透鏡 的英文怎麼說

中文拼音 [jùjiāotòujìng]
聚焦透鏡 英文
condenser lens
  • 聚 : 動詞（聚集; 聚積） assemble; gather; get together
  • 焦 : 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;...
  • 透 : Ⅰ動詞1 （滲透; 穿透） penetrate; pass [seep] through 2 （暗地裡告訴） tell secretly; let out; lea...
  • 鏡 : Ⅰ名詞1 （鏡子） looking glass; mirror 2 （幫助視力或做光學實驗的器具） lens; glass 3 （姓氏） a s...
  • 聚焦 : [物理學] （使光或電子束等聚集於一點） focus; focusing; concentrate
  • 透鏡 : [物理學] lens; optical lens
  1. The analysis of grin in optical fiber collimator

    自聚焦透鏡在光纖準直器中的應用分析
  2. In the paper we mainly researched space gainp2 / gaas / ge high efficiency tandem cells " making process by home - made low pressure mocvd technology and new solar concentrators. firstly, we presented reseached and development of solar cells in china and foreign countries ; secondly, on the basis of fundamental priciples and theories, we discussed some factors of influcing conversion efficiency of solar cells, and analysed the i - v output feature of two - junction tandem cells ; then the design concept of gainp2 / gaas / ge two - junction tandem cells was discussed, the detailed aspects of gainp2 / gaas / ge tandem cells epitaxy growth by low pressure mocvd was studied, and some questions on epitaxy growth ( such as crystal qualities, interface stress, element interdiffusion, n - and p - type doping et all ) were solved ; after that, the cell fabrication process was described ; finally, we reseached the hot pressing and mould process technology of an arched line - focus fresnel lens made by pmma, designed and fixed new solar concentrators

    本文致力於用自製的低壓mocvd裝置進行cainp _ 2 / gaas / ge空間用高效級聯太陽能電池製作的工藝以及聚光太陽能電池組件的研究。首先，介紹了國內外太陽能電池的研究現狀及應用情況；其次，運用太陽能電池基本原理討論影響電池轉換效率的因素，分析了級聯電池的伏安特性；隨后，討論了cainp _ 2 / gaas / ge雙結級聯電池的結構設計理念，研究了採用低壓mocvd技術生長cainp _ 2 / gaas / ge級聯太陽電池材料的工藝過程，解決了異質材料生長的結晶質量、界面應力、材料互擴散以及材料n 、 p型摻雜等一系列問題；然後總結了級聯電池的后工藝製作；最後，研究了以pmma為材料的菲涅耳線聚焦透鏡的熱壓成型工藝及其模具的加工工藝，設計並安裝完成新型聚光太陽能電池組件。
  3. 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激光器的發展狀況、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激光器的閾值、輸出功率和斜效率的表達式，並簡述了激光器的工作原理、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激光器的設計方法，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、泵浦光焦斑位置等參數的選取依據，以此為依據，設計了自聚焦透鏡耦合小功率ld泵浦nd ： yag激光器和透鏡組耦合高功率ld泵浦nd ： yag激光器，對激光器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，觀察到了激光器以單縱模運轉；最後，根據泵浦光焦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焦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，激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  4. Single beam focusing lens antenna is the basis and crux of the multiple beam focusing horn lens antenna. only adequately and accurately analyzing focal area ’ s position and resolution, consider the influence when horn feed ’ s position is displaced to different location, we can design multiple beam focusing horn lens antenna

    單波束點聚焦透鏡天線是多波束聚焦透鏡天線的基礎和關鍵，只有充分精確地分析了單波束點聚焦透鏡天線解析度大小和焦斑位置，以及單個波束的偏移產生的相應影響，才能設計多波束聚焦透鏡天線。
  5. Focusing lens antenna ’ s critical specifications are the position of the maximal electric field value and space resolution

    聚焦透鏡天線的關鍵指標是焦面上解析度大小和焦斑位置。
  6. Electrons which pass through the thin specimen are brought to a focus in the back focal plane of the objective lens, this lens, like all electromagnetic lenses, acts as a converging lens and thus forms a diffraction pattern in this b. f. plane

    穿越薄樣本的電子被帶到目標透鏡背面焦點平面的一個焦點，這個透鏡，象所有的電子透鏡一樣，充當了聚焦透鏡的作用，因此，構造了在這個背面焦點平面的衍射模式。
  7. The diffraction phenomena and analysis of self - focus lens

    自聚焦透鏡衍射現象及分析
  8. Imaging principle of a selffocusing lens

    一種自聚焦透鏡的成像解
  9. 3. the paper gave the lens image formula for gassian beams

    給出了高斯光束經過聚焦透鏡的成象公式。
  10. A simple method to measure the refractive - index distribution of selfoc lens

    一種測算自聚焦透鏡折射率分佈的簡單方法
  11. Welding experiments prove that focusing mirror is well protected when such a crossjet is used

    實際的焊接試驗證明這種結構的噴嘴可以有效吹除飛濺，保護聚焦透鏡。
  12. The lensless fourier hologram of object by using selfoc lens is obtained, and the clear image is numerical reconstructed

    通過自聚焦透鏡對物體成像，記錄並再現了物體的全息圖，得到了較滿意的再現像，為進一步利用光纖傳像奠定了基礎。
  13. A type of small - sized interferometer is reported, which makes use of the coupling of optical fiber and gradient index lens ( grin ) to form parallel light beams

    摘要介紹一種超小型光纖導光干涉儀，它利用光纖和自聚焦透鏡的耦合來形成平行光路，利用半反和全反光學膜片分光。
  14. At last, we discussed the spillover and illumination level. with experiments of single beam and multiple beam lens antenna, we got results that their specifications achieved the project goals

    在此基礎上，設計了多波束點聚焦透鏡天線，並對設計的多波束聚焦透鏡天線進行模擬和試驗。
  15. A focal plane imaging is limited in catching object when spot - focusing horn lens antenna is applied in ballistic wake microwave interferometer. so we consider to designing multiple beam focusing horn lens antenna in order to augment the range of catching and enhance the probability of hitting the target

    本文的主要工作是針對彈道靶尾跡微波干涉儀里的點聚焦單波束捕捉目標的有效性能不足，而考慮設計一個具有點聚焦特點的多波束聚焦透鏡天線，以增大捕捉范圍和提高中靶率。
  16. 3. because traditional coupling system composed with cylinder lens and focus lens has the disadvantages of difficult to encapsulation and modulate, a new practical method brings forward : the output light from laser diode is collimated using a section of optical fiber with the diameter of 600 m instead of cylinder lens, and a sphere ? end lens

    3 .針對由柱透鏡和聚焦透鏡組成的組合透鏡耦合系統中存在的封裝和調試困難等問題，提出了:用一段直徑為600 m的裸石英光纖代替柱透鏡，對半導體激光器輸出光束進行準直整形;用球透鏡光纖對準直后的光束進行聚焦，直接實現和光纖耦合，來代替聚焦透鏡和光纖耦合的環節。
  17. We designed, simulated and experimented multi - beam lens antenna based on spot - focusing lens antenna ’ s designing, computer simulation, experiment and analysis. in this paper, the author adopted different methods to discuss resolution including geometry optics, gaussian beam and vector diffraction integration

    然後在對單波束點聚焦透鏡天線進行設計、模擬和試驗的基礎上，進行準確的分析，以作為多波束天線設計的理論基礎。
  18. ( 2 ) the mechanism of laser triggered multi - stage multi - channel switch was studied. the results of experiments and calculations show that the delay and jitter decreased exponentially as the working voltage increased. the delay and jitter decreased as the gas pressure increased ( t _ ( d ) p ~ ( - 1 ) if e / p > 0. 8 ( e / p ) _ ( lim )

    B ：觸發延遲與聚焦透鏡焦距「 z一pinch ， ，加速器閉合開關技術研究之間存在一定的依賴關系，以nz為工作介質時焦距增長觸發延遲上升，欠壓比越大觸發延遲對焦距的依賴關系越弱;以nz / sf 。
  19. The digital oral endoscope is designed and realized in this paper, which is based on the technologies of digital signal processing and database, by using gradient refractive index rod lens, that is grin - lens, and photo - electronic imaging device

    摘要以梯度折射率透鏡（自聚焦透鏡）為攝像鏡頭，通過光電轉換，結合數字信號處理和數據庫技術，設計並實現了數字化口腔內窺鏡。
  20. The system will be utilized to date present spot - focusing lens antenna. with further improvement of this system, it is possible to have more completed and efficient sampling of focal plane

    通過單波束和多波束聚焦透鏡天線的試驗，驗證了所設計的單波束和多波束聚焦透鏡天線達到了預期要求，為今後的工程設計打下了良好的基礎。
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