1、

Compared to the single-mode fiber and multi-mode fiber, collimator has higher parallel light beam, smaller beam divergence ( 0.25 °), longer working distance(~ 10cm) and higher sensitivity coupling efficiency.

与单模或多模光纤相比,光纤准直器的光束平行度更高、光束发散角更小(小于0.25度)、工作距离更长(约10cm)、光束耦合效率对入射角更敏感。

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2、

Measuring the tittle angle of two parallel light beams using electronics holography

用电子学全息方法测量两平行光束微小夹角

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3、

incident angle of parallel light measurements based on the optical vernier principle

基于光学游标测量原理的平行光入射角度测量方法

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4、

The photoelectric autocollimator is small angle measuring instrument, provide effective method on checking reticle-offset of parallel light pipe.

光电自准直仪是小角度测量仪器,是为平行光管校验提供的重要测量仪器。

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5、

The optical system uses the fluorescent lamp with the collimation mirror, incident the grating surface by the parallel light, in order to produce the moir é fringe through the grating.

光学系统采用白光灯加准直镜,以平行光照射光栅面,通过光栅副产生莫尔条纹。

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6、

In this paper, many collimation methods at the long distance, such as parallel light collimation, parallel light autocollimation, optical projection, mark image aiming and photoelectric, are described. Their principle, characteristics, application, measuring accuracy and development tendency are analyzed.

本文论述了平行光准直法、平行光自准直法、投射法、瞄标记准直法、光电法等远距离准直方法,并分析了其原理、特点、应用、测量精度及其发展趋势。

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7、

Two kinds of convex lens which make parallel light rays converge to the focal point are given.

本文给出两种能使平行光严格聚焦于一点的凸透镜。

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8、

Under astigmatism even narrow parallel light beams will not combine into one point.

有象散存在时甚至很窄的平行光束都不能会聚在一点.

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9、

Direct shadow parallel light apparatus null-balance infrared spectrometer

平行光束阴影摄谱仪零位平衡红外光谱仪

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10、

The parallel light rays of the prnicipal axis that approach a convex lens can converge to the focal point.

只有在近轴光线条件下,平行光通过凸透镜才可近似聚焦于一点。

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11、

a parallel lens located between the quartz ring workbench and ultraviolet light source;

一平行透镜位于石英环工作台和紫外光源之间;

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12、

package with parallel dresser, dust suction & coolant system, halogen light, and permanent magnetic chuck.

包装内有并行修纤机、吸尘及冷却系统、卤素灯和永磁吸盘。

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13、

a directional light emits parallel rays in one direction.

定向光向一个方向发出平行的光线。

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14、

within a side, the color stays the same because of the light's parallel rays.

每面内的颜色都相同,这是因为光线是平行的。

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15、

light that passes focus is refracted to be parallel to the main optical axis .

通过焦点的光线折射后平行于主光轴。

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16、

otsu algorithm is used to extract the light band area and zhang fast parallel thinning algorithm is used to thin the light band. ( 2) the repair of blind data in human heel zone by curve fitting.

采用最大类间方差法进行光带区域的提取,运用Zhang并行快速细化算法对光带进行细化。(2)足背点云盲区的曲线拟合修复。

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17、

Through the parallel port 8255 A to control LED brightness light-emitting diode out . 2.

通过8255A并口来控制LED发光二极管的亮灭.

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18、
19、

Then, according to the geometrical optics, the modulation of structure light by the parallel projective illumination and the emanative projective illumination is discussed to educe the height formula corresponding to these two illuminative mode.

然后,基于几何光学分析,讨论物体轮廓对平行投影及发散投影结构光场调制问题,导出与这两种照明方式相适应的高度公式。

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20、

Parallel Worlds-A User Guide: Light-hearted documentary considering the existence of parallel dimensions.

平行世界:使用者指南: 轻松的纪录片讲述存在的平行维度.

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