“entrance pupil diameter”的概念、定义、翻译、参考文献-科学参考

单词	entrance pupil diameter
释义	entrance pupil diameter Encyclopedia 艺术学镜头参数释 entrance pupil diameter入瞳直径一束与摄影镜头光轴平行之光线中，能够自摄影镜头前方射入并通过镜头的最大入射光束直径，即光圈在摄影镜头物空间所成像的直径。一般用Dλ标示。又称入射光瞳直径。
随便看	principal dielectric axes principal direction principal direction of curvature principal discrete series principal disjunctive normal form principal distribution parameter principal divisor principal dual ideal principal element principal element elimination principal elliptic term principal enumeration principal equation principal escaped point principal factor principal fiber bundle principal fiber space principal fibration principal filter principal focus principal for facet sequence principal form principal formula principal fractional ideal principal fractionary ideal

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