optical interference method 中文意思是什麼

optical interference method 解釋
光波干涉法
  • optical : adj 眼的;視覺的;視力的;幫助視力的;光學(上)的。 optical activity 【物理學】旋光性。 an optic...
  • interference : n. 1. 沖突,抵觸。2. 干涉,干預。3. 妨礙,打擾,阻礙物。4. 【物理學】干擾;干涉。
  • method : n 1 方法,方式;順序。2 (思想、言談上的)條理,規律,秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  1. 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。
  2. Due to restriction with the array aperture transition time, traditional phased array radar works under relative narrow signal bandwidth, so this restricts the application of phased array radar in the field where high performance is demanded. however, optically controlled phased array radar ( ocpar ) adopts the photoelectron technology, counteracts the aperture transition time via the method of optical true time delay ( ottd ), so it can realize wide instantaneous bandwidth and squint - free operation ; meanwhile, it can realize the miniaturization of phased array radar and has super anti - electromagnetism interference capability

    而光控相控陣雷達採用光電子技術,通過光實時延遲的方法來抵消孔徑渡越時間,可以實現相控陣雷達的寬帶寬角掃描;同時也可以使得相控陣雷達小型化,並具有強的抗電磁干擾的能力;另外,由於光纖傳輸具有損耗低、頻帶寬等固有優點,採用光纖連接雷達天線和雷達控制中心,可以使兩者的距離較採用同軸電纜有較大的提高,更有利於保護雷達控制中心。
  3. In order to study the thermal performance and residual stress of microelectronic subassembly, in this paper, a newly optical interferometry method for 3 - d displacement measurement is developed based on wavefront interference theory. in which the moire interferometry provide the in - plane displacement, but the system is different from the conventional interferometry, the system applies the double diffraction of the specimen grating, the in - plane displacement sensitivity is a factor of 2 higher than that of the conventional moire interferometer. twyman / green interferometry method for out - of - plane displacement measurement is adapted, the advantages of the optical set - up are structure novelty, and the fringe patterns of the displacement fields shown high contrast and spatial resolution

    為了詳細研究試件的熱變形特徵以及殘余應力的影響作用,本文在波前干涉理論的基礎上,設計了一新型三維光學測試系統,該系統的平面位移測試基於雲紋干涉方法,但採用與普通雲紋干涉不同的光路系統,利用試件光柵和平面反射鏡組形成的兩次衍射,使平面位移干涉條紋倍增,測量靈敏度是普通雲紋干涉的2倍,系統的離面位移場測試採用泰曼格林干涉光路。
  4. In this paper, we summarize the present testing level of optical aspheric surface, expound the principle of laser wavelength scanning interference testing method, and analyze the laser that can be tuned, and we also study the change of wavelength. further more, we achieve the elementary design of experiment device, curtly introduce the method for interference fringe processing and image processing by matlab

    本文對目前國內外的光學非球面的測量現狀作了概略的敘述,給出了激光波長掃描干涉測試方法的原理,對波長可調諧的激光光源進行了分析,對激光器波長的變化進行了研究,對實驗裝置進行了初步的設計,對干涉條紋圖處理方法進行了研究,並通過編寫matlab軟體語言對干涉圖進行了數字化處理。
  5. In this paper, we summarize the present testing status of optical aspheric surface, expound the principle of laser wavelength scanning interference testing method, and analyze the laser that can be tuned, and we also study the change of wavelength. further more, we achieve the elementary design of experiment device, and curtly introduce the method and principle for interference fringe processing

    本文對目前國內外的光學非球面的測量現狀作了概略的敘述,給出了激光波長掃描干涉測試方法的原理,對波長可調諧的激光光源進行了分析,對激光器波長的變化進行了研究,對實驗裝置進行了初步的設計,並對干涉條紋圖處理的方法和原理進行了簡單的介紹。
  6. A distant field interference of non - single - core light beams is analysed in a transparent liquid or solid when the bubble is irradiated with laser, a formula on optical path length difference is derived, interference regions and causes of interference rings thick inside and thin outside are analysed, the diameter of bubble can be measured by method of interference, the size of bubble and refraction index of gas inside the bubble can be measured in the depths of medium

    摘要對透明液體、固體中氣泡在激光照射下產生的一種非單心光束干涉進行了遠場分析,得到了程差公式,分析了干涉的區域、圓環狀干涉條紋內密外疏的原因,通過干涉的方法可以測量氣泡的直徑,能夠用於介質深處氣泡尺寸及泡內氣體折射率的測量。
  7. Polarizing beam splitter prism ( pbs ) is based on the interference inside thin film and the law of brewster. the merit is that it has big aperture, low dissipation and flexible design. without size limit, with low price and flexible design according to various design and manufacture method, so it is widely used in optical device, laser technology, optical display and optical store

    其優點是:孔徑大,損耗低,系統設計靈活;由於薄膜分光鏡沒有尺寸限制,同時可以以低價格生產出大尺寸器件,以及它們的結構根據設計和製作是多樣的,因此被廣泛應用曲阜師范大學研究生畢業論文稿紙第2頁于先學儀器、激鋸木、光電顯示和光學存儲等領域。
  8. In section three, a complementary scheme of spectral coding and decoding is proposed. it makes full use of the broad band incoherent gauss optical source and compensates the unflatness of sectrum of the source. combining with the method of banlanced detecting, the multiple accsss interference of the multiple users is rejected in the decoding port

    不同於ocdma系統中每個用戶擁有一對編解碼器,該方案通過利用二維rs碼字的周期性和awg路由器的循環性,系統所用的編解碼器能夠同時對不同用戶的地址碼進行編解碼,使得系統中的用戶共享編解碼資源,減少了系統的復雜性。
  9. A design method of high precision optical micro - displacement sensor based on birefringent interference theory of crystal is presented in this paper. the detailed analytical process of the measurement method is discussed and the theoretical model of the optical micro - displacement is provided. in the end, experimental results are shown

    論文介紹了一種基於晶體雙折射理論的高精度光學微位移傳感器的設計方法,對測量方案進行了詳細的理論分析,給出了該光學位移傳感器的理論模型,並在論文結尾給出了實驗結果:測量精度為5 m ,工作距離不小於40mm 。
  10. This research is aim at putting forwarding laser wavelength scanning interference testing method. processing and analyzing instantly - read interference pattern corresponding with continuous varying wavelength, the method overcomes the following disadvantage. for example, the longer referenced and measuring optical circuit in big - scale high - accuracy asphere testing, and the sensitive interferential system to the disturb, such as the oscillation of worklable, dithering of air, and so on

    研究的目的主要是針對大型高精度非球面面形檢測中干涉儀的參考光路和測量光路較長,干涉系統對工作臺振動和空氣抖動等外界干擾因素的影響敏感,干涉圖不穩定等問題,提出了激光波長掃描干涉測試方法,該方法通過對瞬間讀取的、與連續變化波長對應的干涉圖的處理和分析,克服了上述缺點,為大型高精度非球面的檢測提供了一種適用的方法。
  11. The paper studies mainly a new kind of measure method of aspheric surface - laser wavelength - scanning interference testing. this research is aimed at putting forwarding laser wavelength scanning interference testing method. processing and analyzing instantly - read interference pattern corresponding with continuous varying wavelength, the method overcomes the following disadvantage : the longer referenced and measuring optical circuit in big - scale high - accuracy asphere testing and the sensitive interferential system to the disturb, such as the oscillation of worktable, dithering of air, and so on

    研究的主要目的是針對在大型高精度非球面面形檢測中干涉儀的參考光路和測量光路較長,干涉系統對工作臺振動和空氣抖動等外界干擾因素的影響敏感,干涉圖不穩定等問題,提出了激光波長掃描干涉測試方法,該方法通過對瞬間讀取的、與連續變化波長對應的干涉圖的處理和分析,克服了上述缺點,為大型高精度非球面的檢測提供了一種適用的方法。
  12. Colourless optical glass test methods - test method by multiple beam spherical interference for optical homogeneity

    光學均勻性多光束球面干涉測試方法
  13. A method of measuring young ' s elastic modulus of steel wire by optical interference

    伸長法測定楊氏模量實驗裝置的改進
  14. Multimode interference ( mmi ) couplers based on the self - imaging effect are rapidly getting popular because of the advantage of low loss, compact size and large fabrication tolerance. the thesis studied the principle of the mmi coupler. the optical field distribution in the multimode wave - guide is modeled by eim and mode propagation analysis method ( mpa )

    本文介紹了矩形多模干涉耦合器的基本原理,採用有效折射率方法和導模傳輸分析方法模擬了多模波導中的光場分佈,設計並模擬1 2 , 1 4對稱干涉型光功率分配器、 2 2配對干涉型光功率分配器,得到了比較均衡的功率輸出。
  15. Compared with mechanics - electricity feedback control method, laser diode feedback control method and optical bistable equipment control method, the circuit is relatively simple, furthermore, simply adjust the optical system to increase the number of pixel corresponding to the interference pattern width, which will promote the control precision of the system

    和已有的機電反饋控制方法、半導體激光器反饋控制方法、光學雙穩裝置控制方法相比,電路較為簡單,而且,簡單地調節光學系統使干涉條紋寬度對應的象素數增大,即可提高系統的控制精度。
  16. In chapter three, the importance of maintaining the equal optical path between measuring beam and reference beam in measuring horizontal and vertical vibration table are analyzed, and the factors having effect on contrast degree of interference fringe are introduced. for improving the accuracy of laser - vibration - measuring - system, the phase - modulation - multi - period - average method and the vibration isolated of system are analyzed

    第三章分析了光路設計中的等光程問題的重要性,以及影響干涉條紋對比度的相關因素;並從提高測量精度的角度分析了調相多周期平均法和系統的隔振。
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