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- graded index lens 自聚焦透镜
- The nonlinear graded index fiber lens is analysed Analyticexpressions for computing the focal length and beam waist radius ofthis lens are derived from the stationary self-focusing theory and theABCD law of Gaussian optical beam propagation. 本文对非线性变折射率纤维透镜进行了分析,利用高斯光束在非线性变折射率纤维中传播的稳态自聚焦理论以及在线性介质中传播的ABCD定律,导出了计算这种透镜的焦距及束腰半径的解析表达式。
- As it has good cost-performance, the perfluorinated polymer graded index plastic fiber is finding applications in FTTH. 氟化聚合物的梯度折射率分布的塑料光纤因为具有良好的性价比，所以在光纤到户中正在逐渐得到应用。
- A type of small-sized interferometer is reported, which makes use of the coupling of optical fiber and gradient index lens (GRIN) to form parallel light beams. 摘要介绍一种超小型光纤导光干涉仪，它利用光纤和自聚焦透镜的耦合来形成平行光路，利用半反和全反光学膜片分光。
- The equation of radiative transfer in graded index medium can be taken as a special kind of convection-dominated equation. 梯度折射率介质内的辐射传递方程可以看作是一类特殊的对流型方程,对流项的存在能够引起解的非物理振荡。
- The preparation of GI POF,the mechanism of the graded index formation,as well as the research of functional GI POF were introduced. 同时展望了梯度折射率塑料光纤的发展趋势。
- The square regulation graded index fiber is considered to have fairly good dispersion property because the near axle meridian light in the fiber may focalize automatically. 本文首先推导出平方律渐变光纤中,近轴子午光线的轨迹方程。
- Influencing factors on the transmission loss of light signs and the loss limit of plastic optical fiber are discussed, particularly for graded index plastic optical f ibers. 讨论了影响信号传输的因素和有机光纤光传输损耗的极限, 并对当前受到广泛重视的渐变型有机光纤的研究进展给予了特别的关注。
- From the results we know gross profit and NPV have obviously improved after optimization,so its reasonable for optimization grade index on this mine. 结果表明,优化后该矿的总利润和净现值有了明显的提高,说明将该矿的品位指标进行优化是合理的。
- XIA Xin-Lin, HUANG Yong, TAN He-Ping. Radiative transfer inside a linearly graded index semi-transparent slab: gray substrate wall and specular semi-transparent surface [J]. J. Infrared and Millimeter Waves. (夏新林,黄勇,谈和平。灰壁面与镜反射界面下线性折射率半透明平板内的辐射传递。红外与毫米波学报)。
- The author's point of view is: For each mineral deposit, the tech- economic evaluation should be made in accordance with its natural situation and the exploration tech- economic conditions, so as to establish reasonable grade index. 作者认为每个矿床都要根据矿床的自然条件和开采技术经济条件的不同进行相应的技术经济评价，制定合理的品位指标。
- The paper estimated geological reserves of a gold deposit by using geostatistics and built a methematical model of its ore tonnage, metal tonnage and grade index according to its geological features. 根据某金矿床的地质特征，利用地质统计学方法对矿床的地质储量进行了评估，并给出了矿石量、金属量及品位的数学模型。
- Analysis on Coupled Power of Light in Fiber-optic Accelerometer Using Grade Refractive Index Lens 应用梯度折射率透镜的光纤加速度计系统中的光功率耦合分析
- Graded index multimode optical fiber 多模渐变型光纤
- square regulation graded index fiber 平方律渐变光纤
- Pupils who pass the test will be promoted to the next higher grade. 小学生只要考试及格就会升到高年级。
- graded index dispersion-shifted single-m 渐变折射率色散位移单模光纤
- Graded Index Polymer Optical Fiber 梯度型聚合物光纤
- He's not in the first grade as a musician. 他不是第一流的音乐家。
- A student who gets 90% is graded A. 凡得90分的学生列为甲等。
