lens efficiency 中文意思是什麼

lens efficiency 解釋
透鏡解析度
  • lens : n （pl lenses）1 透鏡；一組透鏡。2 【解剖學】（眼球的）晶體。3 【攝影】（照相機的）鏡頭。4 凸透鏡...
  • efficiency : n. 1. 功效。2. 效率；效能；實力，能力。3. 【物理學】性能。
  1. Compared with current instruments, the setup can decrease disturbance of disorder radiation by using double layer refractive index sample matching vessel, and it can increase collecting and transmitting efficiency of radiation by adopting single mode fiber with gradient refractive index lens. with a low power laser, the sample has a low scathe, and the laser and the measurement system can be integrated conveniently

    與現有的同類型儀器相比，該儀器採用雙層折射率樣品匹配池減少了雜散光的干擾；採用帶梯度折射率透鏡的單模光纖接收、傳輸散射光信號提高了散射光的收集傳輸效率；用低強度的激光避免了對樣品的輻射損傷，同時可以使激光器和系統集成在一起，整個系統小型實用。
  2. The holographic lens, which is designed according to bragg condition to eliminate aberrations, has both high efficiency and low aberration, and can be used in a certain narrow - band condition. a example and its results are also given in this paper

    該方法採用雙片離軸全息透鏡復合，按使用條件在布喇格條件下進行消三級像差設計，製作設計的全息透鏡具有高衍射效率高、像差小的特點，可以滿足任意給定的窄帶光場合。
  3. 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。
  4. On the base of studying imaging theory of lens, the imaging theory of laser confocal scanning microscopy was analyzed in detail in this paper, and the advancement of that the optical fiber was applied to the system was described ; on the base of completed the demonstration for whole project, the experiment scheme was designed ; the relationship between the main parameters of key devices and the resolution was deduced, and the requirements of coupling efficiency and vignetting effects to optical system was analyzed ; the design of optical system and the planar scanning controlling circuit was completed ; a new method was put forward to resolved the inherent non - liner scanning problem of the galvanometer scanner by using software liner controlling in circuit design, and the perfect planar scanning was realized ; at last the low noise, high multiple and non - distortion amplify circuit of photoelectric detector was completed

    本文在透鏡成像理論的基礎上，系統、深入地分析了共焦掃描顯微成像的機理，論述了應用單模光纖的激光共焦掃描顯微成像系統的優點；進行了總體方案的論證，並設計確定了單模光纖激光共焦掃描顯微成像系統的總體方案；從理論上推導分析了解析度要求與試驗系統中相關器件主要參數之間的關系，分析了系統耦合效率和漸暈現象對光學系統的設計要求；完成了方案中光學系統和二維掃描控制電路的設計，並在電路設計中採用了用軟體解決檢流計式光學掃描器（振鏡）非線性問題的新方法，能夠實現較為理想的二維模擬掃描；完成了高增益、低噪聲和低失真的探測接收系統的設計和調試。
  5. By the method of matrix optics, the waist width and imaging distance of gaussian beams through the coupling system are calculated. by the result of the calculation, a set of double planoconvex lens coupling system are designed and manufactured. the coupling efficiency is up to 92 %

    利用矩陣光學的方法，計算了高斯光束經耦合系統聚焦后的像距和束腰寬度，以此為指導設計加工了一套雙平凸鏡耦合系統，耦合效率達92 ；在以上基礎上研究了泵浦光與振蕩光在激光晶體中的匹配，計算出了泵浦光經耦合系統后的最佳焦點位置。
  6. In this paper, some investigation and design as following. have been carried out on er - yb codoped phosphate glass waveguide laser first, three primary performance parameters of er - yb waveguide laser pump threshold power ; output power and slope efficiency have been commulated and analysed theoretically based on er ~ ( 3 + ) - yb ~ ( 3 + ) energy configuration ; rate equation of stable state and transmitting equation. the influences of er - yb ions concentration ; enabled waveguide length ; light dot radius of signal light and pump light ; reflectivity of output lens on three above parameters have been researched

    首先，從er ~ （ 3 + ） - yb ~ （ 3 + ）能級結構出發，結合激光穩態速率方程與傳輸方程，對鉺鐿波導激光器的三個主要性能參數:閾值功率、輸出功率、斜率效率作了理論計算分析，並研究了鉺、鐿離子濃度、光波導激活長度、信號光與泵浦光光斑半徑比例、輸出耦合鏡反射率對這三個關鍵性能參數的影響。
  7. Chapter 2. an analysis is made on general optical character of spherical grin material and make an example of maxwell fisheye lens model to elaborate the efficiency of imaging and coupling of the grin lens

    第二章介紹了一般球梯度折射率光學器件的光線理論，並以maxwell魚眼微球透鏡模型為例研究球梯度微透鏡在成像及光耦合方面的性能，顯示此類透鏡的應用前景。
  8. At last, relation between optical efficiency and etendue value is analyze. zemax and lighttools are used in the design of fly - eye lens array illumination system, which has many advantages including compact volume, high efficiency and uniformity. now it has been applied in commercial 0. 9 inch tft - lcd panel projector

    在深入分析設計原理的基礎上，使用zemax 、 lighttools等軟體實現了結構緊湊、高光能利用率、高均勻性的偏心的蠅眼透鏡陣列設計，在0 . 9英寸tft - lcd面板的投影儀上已經被商業應用，達到了廠家的技術指標要求。
  9. The efficiency of contact lens on healing of corneal epithelium after prk

    角膜接觸鏡材料透氧性能的研究進展
  10. Focusing characteristics and diffraction efficiency of the holographic lens in icf driver system

    系統中全息透鏡聚焦特性及衍射效率分析
  11. For the measurement of lens parameters, traditional method is based on pure mechanical and optical system, or just simply assisted by nixie tubes. this brings many inconveniences in adjusting and measuring, and it can hardly ensure the measurement precision and efficiency

    對于光學透鏡參數的測量，傳統的手段是使用純機械和光學器件構成的系統，或者輔以簡單的數碼管顯示，調試、測量過程較為繁瑣，精度和效率都不能得到很好的保證。
  12. The theoretical investigation of the coupling efficiency of a laser diode to a single mode fiber via a hemispherical lens on the tip of the tapered fiber in the presence of possible transverse offset and angular mismatch is reported

    摘要介紹了一種用於半導體激光器單模光纖耦合的圓錐端半球透鏡的耦合效率的理論計算。
  13. Abstract : the theoretical investigation of the coupling efficiency of a laser diode to a single mode fiber via a hemispherical lens on the tip of the tapered fiber in the presence of possible transverse offset and angular mismatch is reported. without the misalignment, coupling efficiency increases with the decreasing of taper length. with the misalignment, this relation is that the coupling efficiency decreases with each kind of offset

    文摘:介紹了一種用於半導體激光器-單模光纖耦合的圓錐端半球透鏡的耦合效率的理論計算.失配不存在時，耦合效率隨著錐長的增加而減小.失配存在時耦合效率隨軸向和角向失配的增大而減小
  14. And in micro - lens optical fiber system mainly analysis the structure of the end face of optical fiber and it ’ s coupling efficiency

    其中著重分析了微透鏡光纖耦合系統中比較常用的微透鏡光纖端面的結構及其耦合特性。
  15. According to the features of precision, efficiency, inspection dimension and accuracy varying great range, designed closed - loop control system composition of servomechanism and grating to assure system ’ s precision, smooth, efficiency, and to realize the great dimension range measurement ; designed image capture system composition of ccd, automatic variable power lens and self - adaptive lighting, to realize integration of large inspection precision range ; designed electric control and software system to make the inspection convenience and fast. finally, developed the prototype instrument

    針對微電子產品視覺檢測的精密、高效、檢測精度和測量范圍變換大的特點，設計了伺服驅動、精密光柵採集組成閉環控制系統以保證運動精密、平穩、高效，和大的尺寸測量范圍;設計了由ccd攝像機、大范圍自動變倍鏡頭和自適應光源組成的圖像採集系統，集不同精度等級的檢測於一體;設計了電氣控制和軟體系統使檢測方便快捷。
  16. Cd, vcd, and dvd lens cleaner. and most of our products are made in japan. our competitive prices, experience, efficiency, and reliability have won confidence and goodwill among our many clients

    我們成立於1991年，經營范圍包括零售，批發及直銷等業務，我們能提供非一般產品滿意保證，是因為我們的產品都是貨真價實，所有產品均是來自日本及韓國等國家，我們是
  17. The simulation results show that the optical coupling efficiency is determined by fiber position, the lens design of the photodiode chips, and the shape of the light source

    模擬結果顯示，耦合效率的大小由光纖位置、晶元透鏡尺寸和激光光源光斑形狀共同決定。
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