透鏡光斑 的英文怎麼說

中文拼音 [tòujìngguāngbān]
透鏡光斑 英文
d lens flare . . . 3d
  • 透 : Ⅰ動詞1 （滲透; 穿透） penetrate; pass [seep] through 2 （暗地裡告訴） tell secretly; let out; lea...
  • 鏡 : Ⅰ名詞1 （鏡子） looking glass; mirror 2 （幫助視力或做光學實驗的器具） lens; glass 3 （姓氏） a s...
  • 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） ...
  • 斑 : Ⅰ名詞（斑點; 斑紋; 污點; 瑕疵） spot; speck; speckle; stripe; stain Ⅱ形容詞（有斑點或斑紋的） spo...
  • 透鏡 : [物理學] lens; optical lens
  1. And it is also found that the polarized incident gauss beam become depolarized after emitting from the bottom of solid immersion lens. the beam dimension of the emitting optical field at the near - field bottom of solid immersion lens is " broadened "

    在固體浸沒透鏡底面的近場區域，出射光場發生了退極化，使得出射總場的光斑有了一定程度的「增寬」現象。
  2. The optical field attenuates as exponential function and the transmitted beam expands quickly with the increase of the distance away from solid immersion lens

    固體浸沒透鏡的折射率越大，底面出射的光斑越小，但隨著離開固體浸沒透鏡底面距離的增加，光斑增大得越快。
  3. The optical near - field distribution and propagation properties of solid immersion lens system are analyzed in detail when illuminated by linearly polarized focusing gauss beam. the change of the optical intensity and beam dimension at the bottom of solid immersion lens with different refractive index and different distance are discussed. the simulated results reveal that the higher the refractive index is, the stronger the optical intensity and the smaller the beam dimension at the bottom of the solid immersion lens will be

    編制了對固體浸沒透鏡近場超高密度光存儲系統進行模擬的二維時域有限差分程序，實現了對固體浸沒透鏡光存儲系統的數值模擬；著重研究了線偏振的高斯光束通過固體浸沒透鏡的光傳輸和近場光場分佈特性；分析了固體浸沒透鏡底面出射光強、光斑直徑隨固體浸沒透鏡折射率的變化、光透過固體浸沒透鏡后的強度、光斑直徑隨離開固體浸沒透鏡底面距離的變化。
  4. 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 。
  5. The results of computer simulation show that both the radius of disk and the depth of focal length decrease as increasing incidence wavelength, meanwhile, the intensity of disk is enhanced

    數值計算了圓形透鏡的色散，結果表明：焦斑的半徑和焦深隨入射波長的變大而減小，光斑的強度隨入射波長的變大而增強。
  6. Deep in the night sky above us shines billions dots of light. looking though the telescopes and cameras, these plain - looking small dots appear to be various kinds of celestial objects whose vivid colours have bewitched so many sky - watchers

    宇宙的深處，閃爍著無數的小光點，它們看來貌似平凡，但透過望遠鏡及攝影鏡頭，卻原來是色彩斑爛的天體，直教無數觀星者為之著迷。
  7. A dark night, deep in the sky above us shine with billions dots of light. behind the telescope and cameras, these plain - looking small dots appear to be various kinds of celestial objects whose vivid colours have bewitched so many sky - watchers

    宇宙的深處，閃爍著無數的小光點，它們看來貌似平凡，但透過望遠鏡及攝影鏡頭，卻原來是色彩斑爛的天體，直教無數觀星者為之著迷。
  8. Based on the rate - equation theory of four - level system, the expressions of threshold pump power, output power and slope efficiency are given. the influence of space distribution of pump light ( the position of focusing point, dimension of pumping light and divergence angle ) to the output characteristics are also discussed. then, by investigating the effects of thermal effect of laser crystal on the size of laser cavity mode, we obtain the mode - matching principle of high power laser diode end - pumped solid - state lasers

    其中，在泵浦光的空間分佈變量中我們分別考慮了泵浦光聚焦后的腰斑大小、聚焦腰斑在增益介質中的位置以及泵浦光在介質中發散角的影響；然後我們研究了在高泵浦功率下激光晶體因吸收泵浦光而產生的熱效應所導致的熱透鏡效應以及熱致衍射損耗，通過分析它們對振蕩激光腔模尺寸的影響，得到了高功率半導體激光二極體端面泵浦固體激光器模式匹配的要求，為高功率連續單頻nd ： yvo _ 4激光器的優化設計提供了理論依據。
  9. The direction of my thesis is creating a new type coherent coupling diode laser array with high optical quality by bidirectional coupling with optical fiber array. thus the welding quality and welding speed can be improved. in my research experiments, the cylinder fiber lens is used as a coupling lens system firstly

    本課題首先使用柱透鏡耦合方案作為雙向耦合的先行方案，使用光學設計軟體模擬半導體激光器的光斑在經過光纖柱透鏡后的整形變化，指導了使用光纖柱透鏡進行大功率半導體激光器列陣與光纖密排陣列耦合的方法。
  10. The simulation results show that the optical coupling efficiency is determined by fiber position, the lens design of the photodiode chips, and the shape of the light source

    模擬結果顯示，耦合效率的大小由光纖位置、晶元透鏡尺寸和激光光源光斑形狀共同決定。
分享友人
分享到 Line

分享到臉書