All Questions
2
questions
12
votes
4
answers
7k
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Is overall light gathering of a lens only dependant on aperture?
My impression is that the aperture value of a lens determines its light gathering ability, but I'm not sure I understand how it works...
When considering light gathering in telescopes, it is ...
- 223
18
votes
8
answers
9k
views
Will using a lens at max aperture ("wide open") result in poor images?
I’m looking to add a second lens to my kit lens I got with my Nikon D7000.
I have read several reviews on both the 35 and 50 mm lenses made by Nikon in particular that said using either lens at the ...
- 7,908
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