介绍了用五棱镜法检测大口径光束平行度的原理。
The detection concept for large diameter beam parallelism with penta prism is introduced.
介绍了选择五棱镜的方法和减小面形误差影响的方法。
The methods for selecting penta prism and reducing the effect of surface profile error on detection are introduced.
该GF1系列没有离开的五棱镜上找到其他标准的可互换镜头相机。
The GF1 does away with the pentaprism found on other standard interchangeable lens cameras.
相机的光学玻璃五棱镜取景拍摄的组成助您取得准确，提供了以最小的失真和慷慨的98%的外地覆盖面非常光明的看法。
The camera's optical glass pentaprism viewfinder AIDS accurate shot composition, offering an extremely bright view with minimal distortion and a generous 98% field coverage.
五面镜不是用一整个玻璃棱镜，而是用3块镜子来达到相同的目的。
Instead of the solid block of glass of the prism in pentaprism system, here 3 simple mirrors are used to perform the same task.
为了检验这个假设，牛顿把棱镜放在阳光下，发现通过棱镜投射到墙上的光线分解成了五色的光谱。
To test this hypothesis, Newton shined a beam of sunlight through a glass prism and found that it decomposed into a spectrum cast on the wall.
都市中的招牌犹如一面多棱镜，通过它我们可以看到五彩斑斓的都市语言，看到社会沧海桑田的变化，感受那扑面而来的厚重的文化气息。
The shop signs in metropolises are just like a prism through which we can not only see the colorful metropolis language and big changes of the society but also feel the deep cultural atmosphere.
都市中的招牌犹如一面多棱镜，通过它我们可以看到五彩斑斓的都市语言，看到社会沧海桑田的变化，感受那扑面而来的厚重的文化气息。
The shop signs in metropolises are just like a prism through which we can not only see the colorful metropolis language and big changes of the society but also feel the deep cultural atmosphere.
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