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- refractive index grating 折射率光栅
- Bragg wavelength sensitivity to the refractive index of the ambient media can be realized by etching out the cladding of fiber Bragg grating. 除掉光纤布拉格光栅的包层,可以使它的布拉格波长对外界环境的折射率变化敏感。
- The spectrum of fiber Bragg grating (FBG) in inhomogeneous strain fields is distorted due to its inhomogeneity of both the periods and the effective refractive index. 摘要当非均匀应变场作用在光纤布拉格光栅(FBG)上时，由于FBG周期和有效折射率在沿FBG长度方向都为变量，所以会导致光谱形状的变化。
- Through the analysis, it is shown that the critical periodic point as a function of refractive index is very important to fabricate the antireflective subwavelength grating. 同时证明，临界周期点随折射率的变化规律在亚波长抗反射光栅的制作中有重要的作用。
- Optical glass of low dispersion and low refractive index. 低色散、低折射率光学玻璃。
- The refractive index also increases with the RTA temperature. 薄膜的折射率随退火温度的升高而增加。
- The function n(x, y)is known as the refractive index profile. 函数n（x，y）称为折射率分布。
- White-light interference of Michelson interferometer to measure group refractive index is improved, where grating displacement sensor is used to increase the displacement precision of scanning mirror. 对测量群折射率的迈克耳孙白光干涉技术进行了改进;采用光栅线位移传感器提高反射扫描镜的位移精度.
- YANG Jian, YANG Li, Xu Chang-Qing and Li Ying-Fu. “Optimization of cladding structure modified long-period grating refractive index sensors”, IEEE/OSA Journal of Lightwave Technology, accepted. 邓兰馨，杨利，钱景仁。“可变折射率材料填充的光子晶体光纤传输谱”,量子电子学报,2006年6月接收。
- Based on the grating diffraction theory,the duty cycle and refractive index change of the periodically poled microstructure(PPMS)crystal are studied theoretically by light diffraction efficiency. 以光栅衍射理论为基础,从理论上分析研究了微结构晶体衍射效率与占空比和折射率的关系。
- A new type of diffraction grating called compound-modulated grating, acting as a beam splitter through the surface embossment and the refractive index modulation in the medium, is brought forward. 提出利用表面既有浮雕，体内又有折射率调制的一种新型衍射光栅来实现光束分束功能。
- The refractive index n(X) varies gradually over the cross-section of the guide. 折射率n（x）在波导截面内是逐渐变化的。
- Optical rotary encoder is composed of central axis, main grating, index grating, light emitting diode, and photo detector. 光学式旋转编码器主要是由中心轴、主光栅盘、副光栅、发光二极体及光侦测器组成。
- It can be applied to an arbitary refractive index profile of the MQW waveguide. 该公式是偏振态和量子阱波导折射率分布的函数。
- Research on refractive index of optical cement used in Glan-Thompson prisms[J]. 引用该论文 王海峰;吴福全;王海龙;王晶;张姗.
- Alcoholysis reaction time was determined by variation of refractive index. 提出以折光指数的变化来确定醇解的反应时间;
- Refractive Index and Absorption of Cobalt Phthalocyanine Thin Film[J]. 引用该论文 陈启婴;顾冬红;干福熹.
- With a refractometer the refractive index of optical media is determined. 折射计用于测量光学媒介的折射率。
- The special optics and novel configuration make a feature of double-frequen-cy function amd insensitivity of Moire fringe modulation signal to gap between the main grat-ing and index grating. 该系统具有光学两倍频作用和大光栅副间隙下使用及间隙对莫尔条纹信号调制度不敏感等特点,并且整体结构分离式、小型化和轻型化,在各类精密测量装置和精密加工仪器中将得到越来越广泛的应用。
- Optical interference takes place in a thin transparent wedge of refractive index m. 光的干涉发生在折射率为m的薄的透明的楔形物里。
