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A photographic lens is used to focus the light onto film or a digital sensor. Many cameras have interchangeable lens systems, allowing the photographer to choose the type of lens to use.
5
votes
Accepted
whats with the nikor lens naming using the letters D + G?
G means "gelded" which means there is no aperture ring and so the aperture can only be adjusted on the camera itself. D means "distance information" and helps the camera to know what it is focusing o …
5
votes
2
answers
589
views
Is "slow" focusing/shutter release normal on a "fast" lens?
I just received a 35mm prime lens for Christmas (Nikkor 35mm f/1.8) and it is painfully slow to take pictures at times. … I'm wondering if the slow shutter release is a trade-off for the high aperture, or if I maybe got a defective lens that needs to be returned? …
4
votes
Would a large aperture lens help against low light subjects being blurry?
As in, you either need to increase the low light capability of your camera (ie. get a lens with a larger aperture) or increase the light in the environment. … I've been using the SB-600, which is priced comparably to a prime lens (depending on the lens) and it has been giving me good shots in low light, where even my prime lens struggles. …
52
votes
8
answers
14k
views
Why is the 50mm prime lens the most standard?
Seems that most photographers choose the 50mm as their prime lens (at least from what I've read). … FWIW, I'm getting the lens to take pictures of my (fast moving) baby and toddler. I have the kit lens and a 55-200mm 4.0-5.6 zoom lens and have trouble getting good pictures without being outside. …
2
votes
Will using a lens at max aperture ("wide open") result in poor images?
I think that, at least for me, the bigger issue with using the lens at max aperture in low light is that it's hard to get it to focus on the right thing. …