偏振片

A polarizing plate is provided and includes a polarizing film and two transparent protective film, at least one of the two transparent protective films being an optical compensation sheet, the optical compensation sheet being a cellulose acylate film having a thickness of from 40 m to 180 m.

本发明提供了一种偏振片，其包括偏振薄膜和两个透明保护薄膜，该两个透明保护薄膜中的至少一个是光学补偿片，该光学补偿片是厚度为40～180μm的纤维素酰化物薄膜。

The present invention discloses one kind of double micro polarizing free stereo imaging device and method. The device includes image plane, slit grating and double micro polaroid. The double micro polaroid sandwiches the slit grating, and the micro polaroid in the image plane side is between the image plane and the slit grating. The double micro polaroid consists of two adjacent lines of micro polarizing units, which are orthogonally arranged.

本发明公开了一种双微偏振式自由立体成像的装置及其方法，该装置包括图像面、狭缝光栅以及双微偏振片，其中双微偏振片是指上下两层微偏振片将狭缝光栅夹在中间，其中处于图像面一侧的微偏振片处于图像面与狭缝光栅之间；所述的微偏振片由相邻两列微偏振单元的透光轴方向相互垂直的微偏振单元周期性分布构成，即所谓"正交排列"；所述的狭缝光栅由等宽度的遮光条纹平行排列组成。

Week 13 Polarization of light, polarization and analysis of polarized plate, Malus law, Brewster law.

第13周光的偏振；偏振片的起偏和检偏；马吕斯定律；布儒斯特定律；康普顿效应。

In calculating and the simulating the polarizing laser energy attenuation, the solved electric circuit could examine the response electric current peak-to-peak value relation which was caused by the laser when the weakened polarization is biggest and the laser is weakest. The survey requirements were satisfied when the laser angular resolution is 30°.

在计算及仿真了经偏振片后激光能量的衰减，求解电路能检测到最弱激光的幅值与偏振衰减最大时激光引起的响应电流的幅值的关系，得到在激光角分辨率为30°时满足探测要求。

Instead of using a polarimeter recommended in G.650,we use a polarizer controlled by a step up motor to measure Jones optic Vector in this system,which is much cheaper.

该测量系统利用光功率计和步进电机控制的偏振片测量输出光的琼斯矢量，代替了G 。6 5 0琼斯矩阵特征值法中所建议使用的偏振计，降低了PMD测量系统的成本，并实现了自动测量

This kind of device combining with a linear polarizer can be switched in a high contrast ratio and fast response.

这种偏振器件具有低的驱动电压，它和一个常规的线性偏振片相结合，可获得高对比度的显示效果。

A method based on the adjustable balance probe polarization spectroscopy is proposed, the change of the spectroscopy shapes in different polarization planes is investigated, and the retroflexion of the lineshapes with the rotation of the polarization plate is observed.

提出一种基于可调平衡探测偏振光谱的实验方法，研究了不同偏振面下偏振光谱线型的变化趋势，观测到光谱线型随偏振片旋转产生的翻转现象。

Influence of dyeing process on single transmittance and degree of polarization was discussed.

探讨了染色工艺对偏振片单片透过率和偏振度的影响，并通过正交试验确定了最佳染色工艺。

The polarizer having high polarizing activities and durability to heat and moisture was prepared by dipping the newly synthesized azoxy dye into oriented and stretched polyvinyl alcohol film.

使用新合成的氧化偶氮染料对定向和拉伸的聚乙烯醇薄膜染色，制备了具有较高偏振度和耐高温高湿性能的偏振片。

The structure of instrument, theoretical calculation and parameters testing were investigated. Firstly, a DOAP was designed, in which the light path was in the same plane. This was calibrated by known polarization that combined a polarizer with one quarter-wave plate.

首先，设计了一个光路在同一平面上的分振幅斯托克斯参量测量装置，用偏振片和1/4 波片组合产生已知的偏振态来定标该装置，用4 个性能一致的光电探测器实现快速测量光束的斯托克斯参量。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。