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Exit Pupil

[天] 出射光瞳；后透光孔

1、出射瞳

... 辐〔射〕出〔射〕度 radiant exitance 出射瞳 exit pupil ; Ramsden circle ; Ramdsen disk ; Ramsden disc 出射光线 emergent ray ; exitray ...

2、[天]出射光瞳

其镀膜的种类如下: Exit pupil (出射光瞳): Exit pupil 指光圈测量器，可让光线进入眼睛。

3、出瞳直径

如果拿口径除以放大倍数,得到的是出瞳直径(exit pupil),就是指影像离开目镜后得到的光斑大小。出瞳比较大的望远镜看上去更舒服,眼睛可以很容易地对上光斑。

4、出射瞳径

主战步枪、主力战斗步枪【Main Battle Rifle】出射瞳径【Exit pupil】景象从瞄准镜目镜出来时的圆形直径大小。它的由来是因为物镜集的光被压缩成一小点，而跟倍率有关，倍率越大，压缩的结果越小。

shape of exit pupil出瞳形状

periscope exit pupil潜望镜出瞳

diameter of exit pupil出瞳直径

generalized exit pupil广义出瞳

distance of exit pupil出瞳距离

Exit Pupil mm出瞳直径

Exit pupil diameter出瞳直径

exit pupil of microscope显微镜的出瞳

Exit pupil distance出瞳距离

物理学

计算机科学技术

天文学

摄影

测绘科学技术

1.
N（名词） the smallest cross section of the beam of light from the eyepiece of a telescope through which all the light from the eyepiece passes. Its diameter is equal to the ratio of the focal length of the eyepiece to the focal ratio of the telescope 出射光瞳

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