Sunset in Kruger

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Focus is the mechanism of converging light from a point light source onto an imaging plane by a lens.

learn more… | top users | synonyms

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2answers
63 views

How to reduce noise shown in LiveView when photographing in the dark?

In the night time, when I want to take photo, mostly I will use LiveView to focus instead of the optical viewfinder. So I set my camera on tripod, go to LiveView and use manual focusing to get the ...
2
votes
1answer
267 views

Nikon 16-85 VR focus noise problem?

My 16-85 VR is doing some weird noise during focus, manual or auto. It's like an hiss. I asked in a local shop and they said it can be some microdust inside the lens. But I'm a little worried it can ...
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votes
1answer
23 views

My NIKKOR 55-200mm lens behaves like it is not attached to the camera, even though it is attached

I just purchased a Nikon D5500 with the 18-55mm and 55-200mm lenses, along with one digital high-def 2.2x teleconverter and a digital high-def .43x super wide angle lens with macro filter. The ...
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votes
0answers
42 views

Background warping through foreground defocus

I came across this effect the other day, and have spent the better part of the last week trying to figure out exactly what is happening. When photographing two layers, with the foreground in front of ...
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votes
0answers
57 views

How to do focus stacking with Sony A7?

It seems that software like helicon remote or EOS utility which allow you to pick focus points remotely make focus stacking so much easier. I couldn't find anything like that with Sony A7. Even's ...
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0answers
30 views

Mamiya M645 Super not focusing right

A friend of mine gave me her M645 Super with the note that something's not right about it. Quickly realized that it doesn't focus right with it's 80mm lens. Basically you can't close focus within 5 ...
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0answers
117 views

Samsung NX1000 focus ring does not work, can't get off manual focus mode either

I bought a used Samsung NX1000 last night, everything is great but it's stuck on Manual Focus mode. The Single Auto-Focus [SAF] and Continuous Auto-Focus [CAF] are greyed out no matter what I try. ...