aperture of lens 中文意思是什麼

aperture of lens 解釋
透鏡角孔徑, 角孔徑
  • aperture : n. 1. 孔，隙縫。2. （照相機的）光圈；孔徑，口徑。
  • of : OF ＝Old French 古法語。
  • 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...
  1. This paper analyses the critical angle method that often use in focus detected. we receive two relations, the first relation between refractive index of the critical - angle prism and focus - error signal ; the second relation between numerical aperture of object lens and out - of - focus error signal

    本文針對伺服系統中常用的調焦方法-臨界角方法進行了分析，理論上得到臨界角棱鏡的折射率、物鏡的數值孔徑與離焦誤差信號的關系。
  2. When only allows the total internal reflection beams focus on the small aperture, which is formed at the center of metal film coated on the bottom of solid immersion lens, the optical fields propagated from the aperture of different dimension is first simulated

    根據衍射超分辨原理首次模擬出了底面鍍有金屬膜、中心留有通光微孔的固體浸沒透鏡的出射光場分佈。
  3. The feasibility and some advantages of employment of sil have been discussed. the numerical aperture are calculated when laser pulse is defocusing. in contrast with traditional microscopy objective, the employment of solid immersion lens can effectively increase the numerical aperture of the recording system ; thereby it can increase the volumetric density and decrease the demand of the incident laser power

    當脈沖聚焦點相對于固體浸沒透鏡底面離焦時，對系統的有效數值孔徑進行了計算，結果表明採用固體浸沒透鏡離焦的方式進行記錄，系統的有效數值孔徑最低可增大到固體浸沒透鏡插入前的折射率倍，其數值孔徑的理論極限值為存儲介質的折射率。
  4. We have kept in specializing in optical instruments for nearly 40 years, especially sight test apparatuses, such as trial lens of both full - aperture with metal colored metal rim and reduced - aperture with plastic aluminum mount, trial frame with adjustable changeless p. d, crooss cylinder set and retinoscopy rack set. based on excellent quality and reasonable price, our trial lens set has acquired a good reputation from the customers and distributors over the world. for ten years, our products have been widely shipped to america, europe, southeast asia, mid - east and africa

    連雲港天諾光學儀器有限公司是專業生產驗光鏡片箱檢眼鏡片箱試鏡架等驗光儀器的廠家，多年來，公司致力於驗光儀器的開發和研究，追求精益求精，不斷改進生產工藝，提高產品質量，並積國內外諸多驗光師的經驗遂漸形成260 232 226 158等多種產品及規格，配置合理鏡片孔徑大驗光配鏡舒適準確，是理想的專業驗光工具。
  5. It was based on the principle of laser confocal microscope. and the two - dimensional scanning configuration was adopted by the optical scanner and the telecentric linear imaging objective lens of large numerical aperture to realize x - direction ' s scanning, and the conventional mechanical method using linear driver and linear guide track to y - direction ' s. the experiment results indicate that the device can run smoothly and rapidly, be operated easily and detect fluorescence effectively

    儀器基於激光共焦顯微鏡的理論，採用振鏡和遠心線性成像物鏡實現x向掃描；精密導軌和步進電機實現y向掃描的檢測儀，經驗證，掃描儀具有快速、操作簡單、檢測晶元能力良好等特徵，有望彌補市場的空缺。
  6. Stores photographic data of up to 7 rolls of 36 exposures on aperture, lens focal length, exposure compensation exposure bracketing increments, shutter speed, flash compensation flash bracketing increments ( including flash on off status ), exposure mode, and metering mode

    可以儲存7卷36格菲林的光圈、鏡頭焦距、曝光補償包圍式曝光增減值、快門速度、閃燈補償包圍式閃燈增減值（包括：閃燈開啟開關狀態） 、曝光模式及測光模式等拍攝資料
  7. The amount of light that enters the lens can be controled by the length of time the camera shutter is open for ( the exposure ), and the width of the aperture ( the fstop )

    進入鏡頭光的總量可以由照相機快門打開時間的長短（曝光）和孔徑的寬度決定。
  8. Optical system design for lens with relative aperture of 11

    相對孔徑為11鏡頭的光學系統設計
  9. Product characteristic : vmate entire, function table model keyboard ; peleco " d p " agreement, baud rate 4, 800, peleco " p " agreement, baud rate 2400rj - 45 connection ; the three dimensional rocking bar may carry in the accuracy control keyboard to quick ball each kind of speed the pressed key to be allowed to choose the camera the address ; transfer ball machine function menu ; processing pre - placed position ; opens and closes the small aperture ; focal variation and focusing lens ; the start stops automatic and the random scanning function

    三維搖桿可對快球的各種速度進行精確控制鍵盤上的按鍵可以選擇攝像機的地址碼調用球機功能菜單處理預置位打開及關小光圈變焦及聚焦鏡頭啟動停止自動及隨機掃描功能
  10. Programmed control of aperture and shutter speed based on lens specifications and scene characteristics, p

    根據鏡頭規格和現場環境以程式操控光圈及快門速度。
  11. Bokeh, the quality of the out - of - focus image, is determined by the set of brushes : the circles of confusion characteristic of the lens, its aperture and how far out - of - focus it is

    失焦圖像的質量，就決定於這組畫筆的質量：鏡頭彌散特性的圓狀區，鏡頭的光圈和失焦的程度。
  12. The camera chooses the size of brush based upon pure geometry : the effective brush size depends only upon where the object is, where the camera is focused, and upon the aperture of the lens

    相機選擇畫筆的大小完全是根據幾何學：畫筆有效的尺寸決定於物體在哪兒，相機聚焦在哪，和鏡頭的光圈。
  13. Ideally, a lens produces a circle of confusion that is simply a uniformly illuminated shape corresponding to that of the lens aperture

    理想上，鏡頭產生形狀和鏡頭光圈形狀對應的均勻照亮的彌散圈。
  14. Another principle illustrated by figure 4 is that any object having edges that line up with the edges of the lens aperture will tend to be resolved to some degree

    圖四闡明的另一個原理是任何物體，只要它有邊緣與鏡頭光圈邊緣對齊，那麼它的形狀就能在一定程度上可以辨別。
  15. Generally, the gravity introduced deformation of an optical lens with smaller aperture ( < ( 100mm ) within visible band is about ( / 20 even less than this value. for general optical lens, this error level can be entirely neglected. but for the high - accuracy optical system within extreme ultraviolet band, the error caused by gravity deformation will lead to imaging quality degradation

    本文較為系統地介紹了光學鏡頭的裝配與調校方法，一般地講，在可見波段內，光學鏡片口徑較小（ < 100mm ）時，重力引起的變形一般/ 20左右甚至更小，對於一般的光學鏡頭這樣量級的誤差完全可以忽略，但在極紫外短波長的高精度光學系統中重力變形帶來的誤差會使光學系統成像質量下降。
  16. New infection of truncation parameter on focal shift and focal switch is investigated when studying laguerre - gaussian ( l - g ) beams passing through an aperture - lens separate optic system

    摘要以拉蓋爾高斯（ l - g ）光束通過光闌透鏡分離的光學系統為例，研究了截斷參數對焦移量和焦開關的影響。
  17. Applying the standard gaussian beam abcd matrix propagation theory, the parameters selection and the corresponding performances of a laser - guide - star emission system are presented theoretically. in received system, the light route matching problems of the micro - lens array and ccd, collimating lens are considered. the performances of seven - aperture and multi - aperture lens arrays are measured by he - ne laser beam

    採用高斯光束標準abcd傳輸矩陣理論設計了發射系統參數，討論了不同參數的微透鏡陣列和準直透鏡、 ccd的光路匹配問題，並用he - ne激光束檢測了七孔徑和多孔徑透鏡陣列的工作性能。
  18. Ratio of lens aperture

    透鏡孔徑比
  19. " g " designates the g - lens group, a selection of large - aperture, high - performance lenses

    G代表擁有大光圈及高質素的g系列鏡頭。
  20. The numerical results show that the appearance of focal switch rests not only on the distance of aperture and lens but also on truncation parameter ; focal switch possibly occurs only when truncation parameter is between its critical maximum and minimum truncation parameters

    數值結果表明：焦開關的出現不僅與光闌透鏡分離量有關，還與截斷參數值密切相關；僅當截斷參數取某一上、下限之間的值時，才可能出現焦開關。
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