電光像差 的英文怎麼說
中文拼音 [diànguāngxiàngchā]
電光像差
英文
electro-optcial aberration- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 光 : Ⅰ名詞1 (照耀在物體上、使人能看見物體的一種物質) light; ray 2 (景物) scenery 3 (光彩; 榮譽) ...
- 像 : Ⅰ名詞1 (比照人物製成的形象) likeness (of sb ); portrait; picture 2 [物理學] image Ⅱ動詞1 (在...
- 差 : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
- 電光 : [光學] light produced by electricity (電能所發的光); lightning (閃電); electro optics (電場...
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This system provides photo elastic, moire, holographic, speckle technology contained in optical measure strain and displacement analysis software interface, and mainly realizes photo elastic image collection, interference image pretreatment, automatic skeleton extract method, automatic main strain trace protraction method and planar photo elastic image strain analysis function. all the work that the author has done has established a good foundation for more realization of an intact optical measure image strain analysis software system. furthermore, engineer and lab assistant can quickly obtain concise, intuitionistic and quantificational information
該系統提供了光測力學所包括的光彈法、雲紋法、全息法以及電子散斑法等技術應力和位移分析軟體實現的介面,主要實現了等差線圖像和等傾線圖像的採集、干涉條紋圖像預處理、全自動提取光彈條紋圖像骨架線、全自動繪制主應力跡線以及二維光彈應力分析功能,為進一步開發完整的光測力學圖像應力分析軟體奠定了基礎,同時使工程技術人員以及實驗人員能夠迅速的獲取簡明、直觀、定量的信息。Two kinds of improved design project are proposed : retrofocus project and image telecentric project. original structures are solved through gauss optics and primary aberration principle, and the aberration is optimized and analyzed too. to form staring opto - electronic countermeasure device, distributing of optical unit array is simply analyzed in the end
針對初始設計方案的不足,提出兩種改進的設計方案:反遠距方案和像方遠心方案,通過高斯光學和初級像差理論求解出光學系統初始結構,利用光學設計軟體進行像差分析和優化,並且對設計的光學系統組成凝視型光電對抗設備時光學單元陣列分佈進行了簡單分析。In such market environment and under the competition background, the jilin city telecom subsidiary company in 2004 year ' s end, at the beginning of 2005 implements difference the management strategy, started the china telecom fiber broadband service development, founded the new service domain, at the same time has rammed the network resources foundation for the future broad information service, has provided the essential condition
本文重點分析了電信市場競爭現狀、吉林市電信分公司的差別化戰略、電信光纖寬帶拓展的可行性及方法和對象等問題。通過對吉林電信光纖寬帶經營戰略的分析研究,可以確定像吉林市電信公司這樣的新的電信運營商應發揮自身優勢,拓展差別化產品和服務,打造符合市場需要的光纖寬帶業務產品,採用切實可行的光纖寬帶營銷策略,以增強企業可持續發展能力。But for some special medium materials, such as liquid crystal display controller pcb, magnifiers must be used to gather images to gain enough precision of inspection for the weak contrast between the basic board and the conductor. the images near the light axes are much cleared than that far away from the light axes, so the images can not be simply segmented by black and white and inspected with the methods of pcb which are based on the black white image
但對於一些特殊介質材料,如液晶顯示控制電路板的檢測,由於基板和導體之間對比度不大,而且為了達到檢測精度,必須採用放大鏡頭進行圖像採集,成像系統光軸附近的圖像成像質量較好,而偏離光軸較遠的圖像質量較差。不能通過簡單二值化來很好地分割圖像,而已有的印刷電路板檢測方法都是建立在二值圖像進行分析的基礎上。Then the optical path difference can be obtained with psi algorithm and to use the phase value for each pixel to determine a height value for each pixel. a primary advantage of psi is its high precision. with careful control of environmental conditions, measurement precision to the nanometer scale or below is possible with psi
它的基本測量原理是,通過攝像系統( ccd )接受到的干涉圖中空間坐標已知的各個像素點的光強信號,在壓電晶體驅動參考光程有序變化時,採集到多幅干涉圖的光強信號,由移相干涉法,由光強值得到被測光程差值(位相值) 。Least square method is used to eliminate linearity errors of system as result of asymmetric illumination and fitting. averaging method of neighborhood and medium filtering method are used to effectively overcome thermionic noise as result of courses of image transferring, gathering and quantization and so on
對由於光照不均以及安裝等存在的系統線性誤差,採用最小二乘法線性擬合加以消除;對由於圖像採集、傳輸、量化過程中產生的熱電子噪聲,利用了鄰域平均和加權中值濾波方法來有效地減小。Because limited by the sampling channel of transient electromagnetic measuring depth fieldwork curve ( generally 20 ~ 40 channels ), the smoothing degree of fieldwork curve is not very good, it make against the differential imaging treatment. in order to hold the continuous change characters of the curve and seek the voltage exactly, we use the thrice spline insert number function to reconstruct the fieldwork data ; 4
) t ; 3 .由於受瞬變電磁測深實測曲線取樣道的限制(一般為20 ~ 40道) ,實測曲線光滑程度較差,不利於微分成像處理,為了更好的把握曲線連續變化的特徵及準確求導,採用了三次樣條插值對實測數據進行重構;續The simulation system includes the optics, chopper control, driving signal design, image data acquisition based on vi technology and image processing including image difference, non - uniformity correction ( nuc ), image intensification and dynamic display, etc. according to the corresponding theories, the author designed all these software modules. the research on the pyroelectric imaging technology through this experiment is of great importance to practical thermal imaging system in the future
根據熱釋電焦平面成像原理,用sspa器件在可見光條件下設計了基於虛擬儀器技術的熱釋電凝視焦平面成像模擬系統,包括光學系統、斬波控制、驅動信號設計、基於虛擬儀器技術的圖像數據採集和相關的圖像處理技術,如圖像差< wp = 5 >分、非均勻性校正、圖像增強和動態顯示等。Using square error function and the barycenter algorithm of light intensity as the merit function of focusing and alignment respectively, the system analyzed the images captured by charge coupled device ( ccd ) in the projection screen to produce feedback signals
該系統運用數字圖像處理技術,以方差函數和光強重心演算法分別作為清晰度調節和三色和色調節的評價函數,分析電荷藕合器件( ccd )採集的局部圖像,產生反饋信號。This text introduces a rotation method for the absolute testing of three optic flats, which is based on the photoelectric detecting technique, laser interference technique and image manipulation technique, it can solve the deviation on n diameters of each optic flat and enhance the accuracy
本文介紹的基於光電探測技術、激光干涉技術、圖像處理技術的帶旋轉三面互檢法可以解出平面上n條直徑線上的點的面形偏差,可以提高測量準確度。" pioneer has made the breakthrough by using an electron rather than a laser beam to etch grooves on disks.
但藍光光盤錄像機如何利用電子來刻錄呢?跟現有的刻錄光驅差別很大。分享友人