簡化光學結構 的英文怎麼說
中文拼音 [jiǎnhuàguāngxuéjiēgòu]
簡化光學結構
英文
simplified optical construction- 簡 : Ⅰ形容詞(簡單) simple; simplified; brief Ⅱ動詞1 (使簡單; 簡化) simplify 2 [書面語] (選擇人才...
- 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) ...
- 學 : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
- 結 : 結動詞(長出果實或種子) bear (fruit); form (seed)
- 構 : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
- 簡化 : simplify; facilitate; idealization; dilution; simplification; reducing; simplifying; [自動化] red...
- 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
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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。According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d
本文首先介紹了ld泵浦nd : yag激光器的發展狀況、主要特性及其應用,從四能級速率方程出發,推導了ld泵浦nd : yag激光器的閾值、輸出功率和斜效率的表達式,並簡述了激光器的工作原理、結構型式和倍頻方法;其次,以空間相關的速率方程為基礎,提出了ld端面泵浦nd : yag激光器的設計方法,給出了一定泵浦耦合方式下,振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合小功率ld泵浦nd : yag激光器和透鏡組耦合高功率ld泵浦nd : yag激光器,對激光器的輸出功率和功率穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高功率ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光器以單縱模運轉;最後,根據泵浦光焦斑端面位置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時,激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。In this paper, the target radiate characteristics and waveband selection of the infrared system reviewed briefly ; the suppression of the stray radiation in the infrared sub - system is discussed ; the material selection, the support structure and optimization of the primary mirror in the infrared sub - system of the theodolite, every factor which will affect the surface figure of the mirror is discussed in detail and get the result that in the circumstance of shooting range, the primary factor which affects the surface figure of the mirror in the infrared sub - system is temperature changing, this ca n be resolved by using material of low expansion coefficient and using same material in the mirror and the mirror seat
本文將對紅外系統的目標輻射特徵分析和波段選擇進行簡要回顧,討論紅外系統中雜散輻射的抑制,並詳盡分析經緯儀紅外光學系統設計中所涉及到的反射鏡的材料、支撐、結構和優化設計等問題,認真討論和分析影響主鏡的面形精度的各種可能因素。並指出:在靶場環境下影響經緯儀紅外分系統主鏡面形精度的主要原因是溫度的變化,這種情況可通過選擇低線膨脹系數的材料並且使鏡座和反射鏡採用相同的材料予以解決。The aspheric optical element has many merits, for example, correcting optical aberrations, improving image quality, extending range of action, simplifying system organization, reducing the cost and reducing weight
現代光學系統中大量採用非球面鏡以矯正像差、改善像質、擴大視場、增大作用距離、簡化光學系統結構、降低成本、減輕重量。Yttrium aluminum garnet ( y3al5o12, yag ) is not only a very important laser material, but also a high - temperature structural material and a fluorescence material. in this paper, the discussions are mainly focused on the synthesis of yag powders by co - precipitation method, self - propagating high - temperature synthesis and mixed method, powder ' s property, etc. in the co - precipitation method, the precursor was produced by adding a mixed a1 ( no3 ) 3 and y ( no3 ) 3 solution to nh4hco3 solution. yag can be obtained by heating the precursor at looo ' c for 5 hours without the formation of yam and yap transition phase
釔鋁石榴石( y _ 3al _ 5o _ 12 ,簡稱yag )是一種重要的激光基質材料,同時它還作為高溫材料和熒光材料得到了廣泛的應用,本文主要討論了化學共沉法、燃燒法制備yag的超微粉的工藝,並對yag超微粉的性能及物相進行了分析;採用固相合成法制備了ca , ca : yag系列陶瓷,並對其結構和性能進行了討論。The solution formula of dwell time is deduced by using the pulse iteration method and the smoothing fourier transition method, and the formula can be simplified referring to workpiece shape. according to the anastomotic status of the tool and workpiece surface, we present the new model of the inherent relation among local pressure density, removal rate, convergence ratio and residual errors, and the corresponding formulas are given. the forming cause of the edge effect in the polishing process is analyzed, and the means which reduces the edge effect is put forward
2 、針對計算機控制光學表面成形( ccos )的加工方式、誤差收斂特點,研製了去除函數呈高斯分佈的雙轉子結構研拋模;採用脈沖迭代法、平滑因子傅立葉變換法推導出駐留時間的演算法,求解過程中根據工件面形的特點作了各種形式的簡化;提出了工件表面和研拋模的吻合誤差與局部壓強、材料去除率、收斂比之間內在關系的數學模型,並推導出相應的計算公式;分析了邊緣效應產生的原因,在加工過程中採用相對壓力因子對去除函數進行修正,可以消除邊緣效應的影響。Shift pattern correlation is also analyzed. an optical setup implementation of anamorphic fc is suggested. in order to simplify it, we propose to use computer - generated holography ( cgh ) to implement anamorphic fc
論文提出了實現變形分數相關的光學裝置,由於其結構復雜,提出並採用計算全息方法實現了變形分數相關,可大為簡化光學實現裝置。With the concept of the “ micro - difference ”, the bran - new light alignment theory successfully gains a precision of 10 degree in high alignment
「微導」概念的引入,能在極簡單的光學結構下,製造出10 - 3度的極高準直效果。不僅大大簡化了投影光機光路,而且徹底解決了投影技術中光源的壽命問題。Ibm scientists and engineers have garnered recognition for discoveries and inventions in fields as diverse as reduced instruction set computers risc, database management systems, logic and complexity theory, nanostructured materials, high - temperature superconductivity, and laser surgery, among many others
Ibm的科學家和工程師們在簡化指令集計算機( risc ) 、數據庫管理系統、邏輯與復雜性理論、納米結構材料、高溫超導、激光外科以及很多其他的領域上的發明和創新受到了人們的表彰。After a brief introduction to the excitation of semiconductor luminescence diode, the light - emitting machenisms of various new luminescence materials, including - and - semiconductor compounds and ps, the structures of different luminescence diodes, and their properties were discussed, and the application of semiconductor luminescence diode in modern science was presented
在簡介半導體發光二極體的輻射復合基礎上,詳細討論了包括?族、 ?族化合物半導體材料和多孔硅( ps )等新發光材料在內的各種發光材料的發光機理、發光二極體的結構與特性.並介紹了半導體發光二極體在近代科學中的應用Compared with different inducing methods by lots of experiments, a simple and effective inducing method is confirmed, the opimal technological conditions and formula about the soluton of electroless deposition ni - p alloy are also obtaned. the influence of different technological parameters on the deposition rate is studied. analyzed the pefformance of ni - p alloy on the differen substfates and its corresponding tricture, the result is shown tha the electroless plating nickel process can obtained the ni - p alloy film having brightuess - integrity sdse, strong binding energy and high rigidity at the temperatur about 350wt00oc, the electroless plating nickel film would trallsform from amorphous to crystal state
本文通過大量實驗,對幾種誘發材料與過程進行分析,研究確定了簡便有效的誘發方法,以及與之相匹配的化學鍍ni - p合金溶液優化配方和工藝條件,討論了各工藝參數對鍍速的影響,並對銅及黃銅基體上得到的ni - p沉積層進行了性能和結構分析,得到外觀光亮完整、結合力強、硬度高的鍍層。The refractive / diffractive hybrid optical system is more simple, light, and compact. there are many applications for use in the measurement of convex secondary mirrors, ultraviolet spectroscopic instruments, armament, and space optical system
含有曲面衍射光學元件的光學系統結構更加簡化,重量更輕,體積更小,因此在航天成像系統、軍事領域、光學表面檢測、光譜分析等領域具有重要的應用價值。The principal work in this paper is to investigate the third - order nonlinear optical properties of three new organometallic complexes with z - scan technique, and study the molecule structural vibration of these complexes. in order to further understand their nonlinear optical characters there are six chapters in this paper, which can be divided into three sections : in the first section, i. e. chapter one, the current status of the development and practical applications of nonlinear optics are introduced briefly the third - order nonlinear optical effect is introduced particularly
本文的工作主要是利用單光束z掃描技術研究了三種新型金屬有機化合物的三階非線性光學特性,並且利用拉曼光譜技術探索了這些化合物的結構振動信息,試圖從結構方面更深入的了解其非線性光學性質。論文共分六章,其主要內容概括為三個部分:第一部分,即論文的第一章,簡單介紹了非線性光學發展的現狀以及非線性光學的現實應用和意義,著重介紹三階非線性光學效應,用z掃描方法測量三階非線性光學系數的方法和理論。Optimum design combined with finite element method is introduced, which has been applied to the design of a certain space camera
簡要闡述了空間光學儀器結合有限元法的優化設計方法,並以某空間相機為例詳細介紹了系統的結構優化過程,驗證了其優化后的性能。This paper gives a historical perspective about the past developments of physics in order to understand its present status and furthermore to glimpse its future prospects. we hope that this view may be helpful for those who are engaged in teaching and research in physics. from the stratification of the physical world, it is shown that there is coupling as well as decoupling between different strata, so that complex systems composed of an enormous number of particles will show properties which can not be simply reduced to laws governing individual particles. from this viewpoint, the frontiers of research in physics are discussed in relation to its future prospects. a bright future is anticipated for physics
文章試圖對物理學的發展歷史作一透視,從而理解其現狀,並進而窺測其未來的前景.我們希望這一看法對于當今從事物理學教學與科研的人士有所助益.由於物理世界的層次化,諸層次之間既可能存在耦合,又可能出現脫耦.因而大量粒子所構成的復雜體系中所涌現的各種層展性質就不能簡單地還原成個別粒子所服從的規律.我們根據這一觀點並結合物理學的未來前景,討論了當今物理學研究的若干前沿問題.一切跡象預示著物理學將有光明的前景分享友人