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1 vote
3 answers
342 views

Why are larger apertures used for astrophotography? [duplicate]

Learning about aperture, and depth of field. I have understood it as such ...
user's user avatar
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5 votes
3 answers
3k views

Why should I use the widest aperture for star photography?

In the article, Photographing Stars Using a Kit Lens, the author talks about keeping the widest aperture, e.g. ƒ/3.5. But it's my understanding that a wide aperture means a smaller area will be in ...
Saurabh Bayani's user avatar