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调整光阑

与 调整光阑 相关的网络例句 [注:此内容来源于网络,仅供参考]

The measuring device is structured by including a He-Ne laser; a beam expander, a soft aperture slot and a off-axis parabolic mirror to be measured are arranged in turn along the direction of the emergent laser beam direction of the He-Ne laser; a standard cross hair and a micro objective are arranged in turn on the direction of the reflected beam of the off-axis parabolic mirror; the micro objective is arranged on the focus of the off-axis parabolic mirror; the focus is imaged on an area array CCD; the output end of the area array CCD is connected with a computer; the off-axis parabolic mirror is fixed on a five-dimensional electric adjusting frame.

一种离轴抛物面镜点聚焦能力测定装置和测定方法,测定装置的构成包括:一台He-Ne激光器,沿该He-Ne激光出射激光束方向依次设置扩束器、软边光阑和待测的离轴抛物面镜,在该离轴抛物面镜的反射光束方向依次设置标准叉丝和显微物镜,该显微物镜位于所述的离轴抛物面镜的焦点,所述的焦点成像于面阵CCD上,该面阵CCD的输出端接计算机,所述的离轴抛物面镜固定在一五维电动调整架上。

The distance between the phase template and the fiber so as to obtain the sample rate at two ends of fiber approach zero; light beam is scanned via sample template, diaphragm or shutter in uniform speed and projected to fiber to expose and form periodical sample structure.

调整相位模板和光纤间的距离,使光栅两端的取样率接近于零;再使光束匀速扫过取样模板或光阑、快门而入射到光纤上曝光形成光栅的周期性取样结构。

推荐网络例句

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。

The shamrock is the symbol of Ireland and of St.

三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。