相對焦距 的英文怎麼說

中文拼音 [xiāngduìjiāojù]
相對焦距 英文
relative focal length
  • 相 : 相Ⅰ名詞1 （相貌; 外貌） looks; appearance 2 （坐、立等的姿態） bearing; posture 3 [物理學] （相位...
  • 對 : Ⅰ動詞1 （回答） answer; reply 2 （對待; 對付） treat; cope with; counter 3 （朝; 向; 面對） be tr...
  • 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;...
  • 距 : Ⅰ名詞1 （距離） distance 2 （雄雞、雉等的腿的後面突出像腳趾的部分） spur （of a cock etc ）Ⅱ動詞...
  • 相對 : 1. （面對面） opposite; face to face 2. （非絕對的） relative 3. （比較的） relatively; comparatively
  • 焦距 : [光學] focal distance; focal length
  1. Discussion about off - focus influence on mtf for long focus aerial camera

    長焦距航天遙感相機離焦對傳遞函數的影響
  2. The system is calibrated and computed, and the calibration parameters such as equivalent foci f, distance d between two cameras are designated. these parameters is the internal parameters in the system, and can be calibrated through different world coordinates

    對系統進行標定計算，指出標定參數等效焦距f ，兩攝像機光心的距離d ，這些參數為系統內部參數，可以通過相對不同的世界坐標進行標定，即相對標定。
  3. Second, for robust estimation of camera parameter, we take into account overall color change and focal length adjustment between overlap images

    另外為了對圖像進行可靠的拼接，演算法根據普通數字相機的特性，考慮了圖像整體色彩變化與焦距調整。
  4. In camera, the lens must be focused on the object to be photographed.

    照相機內的鏡頭必須對準要拍照的物體調節焦距。
  5. The unfocused aspherical surface system is one of the main structure of large emiting system. in the system, the more large the relative aperture of primary mirror, the more small the focal length and the tube of system, and the more light the weigth

    這個系統中的主反射鏡的相對孔徑越大，其焦距就越短，相應地系統筒長就越短，重量就越輕，這樣就越能滿足車載或機載系統的實戰要求。
  6. Firstly, the system is divided into many modules according to different point of view ; secondly, to the hardware equipment - vidicon, lenses, revolver, shield and decode device, their principle of work has been explained ; thirdly, according to image identification experience and other indexes of the system, the focus of the lenses and relative aperture are calculated, and the type of the camera is confirmed, at the same time, the energy of infrared lamp is also computed in the thesis ; at the same time, synthesis control box is devised

    首先，按照角度的不同，將系統劃分成許多模塊。其次，對硬體設備? ?攝像機，鏡頭，雲臺，防護罩，解碼器等的工作原理進行了闡述，再次，以人的成像辨認的經驗判據為依據，結合系統的其它指標，設計計算出鏡頭的焦距f 、相對孔徑d ，同時確定攝像機的型號，並計算出紅外燈光源。最後，對綜合控制箱進行設計，指出了設計的意義，實現的功能，並附上了綜合控制箱的外形圖。
  7. This paper describes a new method to select these parameters, including to determine the focus length, relative aperture and field of view of new optical system in design by means of making reference to previous star sensors and their optical systems ; to forecast the acquiring probobility of star sensor in accordance with selected param eters ; to determine the principal design wavelength and spectral coverage by means of integrat ing the spectrum of stars

    本文介紹一種確定光學系統參數的新方法，包括通過參考比較已有星敏感器及其光學系統特性來選取新光學系統焦距、相對孔徑和視場；根據所選取的參數預計星敏感器的捕獲概率；採用綜合恆星光譜方法確定光學系統中心波長和光譜范圍。
  8. " close - up performance of the summicron - m is on the same level as the performance at infinity setting ( actually infinity is that distance where the incoming light rays are parallel to the optical axis

    近攝表現與無窮遠時相當（事實上，無窮遠處的光線是平行光軸入射的.對多數鏡頭而言，大約100倍焦距的物距時，入射光滿足這一條件）
  9. Based on studying a long focus oblique real - time aerial camera, this paper studys the reason of being out of focus systematically, and points that the primary reason of being out of focus is due to the change of environment ( temperature > atmospheric pressure ) and oblique photographic distance, and according to the three factors, talk about the effect on being out of focus of camera, the simple maths equation is presented in order to calculate out of focus

    基於一種長焦距斜視實時航空相機的研製，深入地探討了導致相機離焦的原因，指出環境（溫度、大氣壓力）變化和照相距離的變化是導致相機離焦的主要原因，分別從溫度、大氣壓力、照相距離這三個方面的變化對相機離焦的影響進行研究，給出了計算相機離焦量的簡化數學模型。
  10. With the camera s af macro - zoom 1x - 3x specialist lenses and anti - shake function turned off

    當相機與1x - 3x自動對焦微距專業鏡頭配合使用時，必須關掉防手震功能。
  11. In the design of holographic disc storage system, we first proposed an optimized reflection configuration for sam fourier - transform hologram storage. then we designed and manufactured an asymmetrical fourier transform lens pair, which matched the parameters of slm and ccd and the system requirements. in order to achieve 1 : 1 pixel - matching of high resolution data pages ( 1024 768 ) between slm and ccd, the two lenses were designed and optimized in an iterative manner, and the combination of them reached satisfactory results with eliminated aberrations that can meet the design requirements

    首先提出來用於反射式傅立葉變換體全息存儲的空間-角度復用的光路機構，然後按照slm和ccd的光學參數以及系統的工作要求提出傅立葉變換鏡頭的設計條件，為實現在1024 768幅面的1 : 1像素匹配，設計採用非對稱結構的傅立葉變換鏡頭，可以解決slm與ccd像素尺寸相差比較大的問題，使兩個鏡頭的焦距比同slm和ccd的像素尺寸比相等。
  12. The algorithm can be finished with automating in most case and suits for any scale image with unknown any parameter of camera. mosaic image is smooth and has no gap. 2

    分析表明，本演算法適宜於任何大小的圖象並且不需要知道相機的任何參數（如焦距） ，對相鄰幀圖象之間相機的運動沒有嚴格的限制。
  13. As far as input coupling devices concerned, we design a feasible taper coupler by means of the theory of waveguide coupling and outside cavity waveguide laser and make decision of the sizes of the lens and the taper coupler, and the relative distance of them. the focus of the lens is 65mm and the radius is 5mm. the length of the taper coupler is 15mm, and the radiuses of the input and output ends separately are 17mm and 0. 65mm

    在輸入耦合器方面，藉助于波導耦合和外腔式波導激光器的相關理論，設計了工藝上可行的錐型耦合器，確定了透鏡、耦合器的尺寸以及耦合器與透鏡的相對位置：耦合透鏡的焦距為65mm ，直徑為srnm ，耦合器的長度為15mm ，輸入端直徑為17mm ，輸出端直徑為0
  14. According to the optics system of oblique camera, make certain the scheme of auto - focusing system, and analyze its principle in detail. this paper presents a new method in order to compensate out of focus of oblique photographic distance, the principle is very simple and it is steady and reliable for structure design

    根據斜視相機光學系統的特點，確定了自動調焦系統方案，對其工作原理進行了詳細的分析與論述，並通過對相機斜距離焦的分析，提出了一種新的斜距離焦補償方法，其原理簡單，結構上實現起來穩定可靠，能夠完全實時補償某一典型高度上的斜距離焦。
  15. On the basis of the precision analysis of focusing machine, we have tested the focusing principle of oblique photography, and do the experiment both on the ground and in the air. in the end, we draw the conclusion that the theory of the auto - focusing system is right and reasonable

    在對調焦機構進行精度分析的基礎上，對斜距調焦原理進行了實際檢驗及對相機進行了地面和飛行照相試驗，表明斜視相機自動調焦系統的理論分析正確、設計合理可行。
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