aperture size

基本解释

The aperture size (area of the aperture) of a lens could be calculated from focal length and the correspondent f-number.
光圈孔的大小，可从镜头的焦距与焦距比数中计算出来。
The photosensitive pad for stamp has small aperture size, high homogeneity and stable product quality and can meet relevant requirement.
本发明的用于印章的光敏垫，孔径尺寸小、均匀性好，产品质量稳定。能够满足有关方面的需要。
ip.com
Small excursions from the optimally designed aperture size can lead to large bump height variations, which may, in extreme cases, produce open circuits in the assembled chips.
跟最佳设计的孔细微的偏差可以导致大的凸起高度变化，它所产生的严重后果是组装件出现“开路”。

By combining the observational power of six 5-inch aperture telescopes spread over hundreds of feet, the NPOI is able to measure the size of stars down to one milliarcsecond on the sky.
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Future aperture upper limits on balloon-borne telescopes are expected to be some 2.5-meters, about the size of the Hubble Space Telescope.
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