激光波 的英文怎麼說
中文拼音 [jīguāngbō]
激光波
英文
laser wave-
We have developed a high precision wavemeter with an accuracy of 2 10 ^ ( - 8 ) in measuring vacuum wavelength, and a frequency measurement instrument by femtosecond modelocked laser with an accuracy of commercial cs standard
為了適應研究工作的需要,研製了高精度激光波長計,測量真空波長的準確度可達2 10 ^ ( - 8 )的量級,同時研製了飛秒鎖模激光的測頻裝置,目前的測量精度可與小銫鐘的精度相同。Based on an amplified spontaneous emission ( ase ) source, a ring - cavity fiber laser, in which sensor element acted as the reflector of the cavity, was achieved with high - signal noise ratio ( snr ) and high - power. it was demonstrated that the output power was maximum, when output coupler ratio of the coupler was seventy percent
實驗證實耦合器的輸出耦合比選為某一個最佳值70 ,當980nm泵光工作電流為50ma時,其輸出功率達3 . 5mw ,且輸出激光波長與作為反射鏡的光纖光柵中心波長相同。That wasn ' t a laser blast. something hit us
那不是激光波我們被什麼東西擊中了An effective method to improve precision in laser wavelength measurement
提高激光波長測量精度的有效方法The laboratory can provide calibration service for the measurement of the wavelength of any laser having a nominal wavelength of 633 nm. calibration is performed by comparing the wavelength of the laser under test with the wavelength of the standard iodine - stabilized helium - neon laser of the laboratory
本所可為波長標稱值為633nm的激光器提供波長測量服務。被測試的激光波長將與本所的標準碘穩頻氦氖激光器的波長比對而進行校正。Fibre optic communication subsystem test procedures - part 2 - 10 : digital systems - time - resolved chirp and alpha - factor measurement of laser transmitters
纖維光學通信子系統試驗程序.第2 - 10部分:數字系統.測量激光發射器的時間分辨激光波長變化和因子Co2 wave guide lasers
二氧化碳激光波導型More attentions are taken to the applications of the interferometer for the quantificational and real - time measurements in the following aspects : the laser ' s wavefront, the homogeneity of laser bar, angle deviation of flatness optical components, and surface roughness
重點研究了數字式波面干涉儀的應用,定量、實時測量了激光波前質量、激光棒波前畸變、利用波面計算錐體棱鏡角度、表面粗糙度等。Numerical simulations were done to show the distortion of the wavefront and the interference pattern under several kinds of typical plasma density distributions. the ray path in plasma was calculated by the numerical solution of the vector equation of light ray, when the plasma density was closing to the critical electron density of the laser frequency. through the simulations, the factors that influence the measurement were found out under different density distributions and shapes of plasma
在此基礎上,採用數值模擬的方法,計算了在幾種典型的等離子體密度分佈下,激光波面的變化和產生的干涉圖樣;並用光線矢量微分方程的數值解法計算了當等離子體密度接近光頻臨界電子密度時,光線在等離子體中的傳播路徑,從中掌握了在不同的等離子體密度和形狀下,進行干涉測量所應估計到的因素。Proof of distributed feedback was the tuning of the laser wavelength over 130°a by changing the grating period, and the absence of shift in wavelength with increasing excitation current.
存在分佈反饋的證據是,改變光柵周期可使激光波長在130A范圍內變化以及波長不隨激發電流的增大而移動。A simple way to use a grating to measure the wave of laser
利用透射光柵測激光波長的方法An improvement on measuring laser wavelength by double - prism interference method
雙棱鏡干涉測量激光波長的方法改進Wavelength tunable optical short pulse generation by mutual pulse injection seeding scheme
脈沖激光波長相干測試模擬研究Sensitive wavelength - modulated photoacoustic spectroscopy with dfb diode laser
靈敏的基於分佈反饋式半導體激光波長調制光聲光譜Measurement of pulsed - laser wavelength and direction in real time by grating diffraction method
光柵衍射法實時測量脈沖激光波長和方向Research on method of laser wavelength measurement using grating under the condition of changing angle of incidence
變入射角方式下利用光柵測量激光波長的方法The absolute value of x ( 3 ) at 1064nm and 532nm were on the order of 10 - 13esu and 10 - 14esu respectively
三階非線性極化率的絕對值在io64run和532lun激光波長下處分別是10一』 3esu和10一』 4 。 su 。The paper studies mainly a new kind of measure method of aspheric surface - laser wavelength - scanning interference testing method
本文主要是研究一種新的非球面檢測方法?激光波長掃描干涉測試方法。The wavelength of laser for researching is concentrated on the ultraviolet, near infrared and visible light, whereas the wavelength in the range of middle infrared and far infrared is little researched
研究的激光波段主要集中在紫外、可見光和近紅外波段。而對中遠紅外波段的研究較少。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。分享友人