Alley in Pisa, Italy

by Lars Kotthoff

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4
votes
1answer
221 views

Can long/heavy lenses deform the lens mount?

I recently got a Tamron 150-600mm lens, which gets to ~33cm (13') long and weighs about 2 kg (4.3 lb). When shooting hand-held with the lens, I obviously always support the lens with my hand. When ...
4
votes
3answers
1k views

How long is too long to leave the shutter open before prolonged exposure to light damages the sensor?

I'm about to start exploring the world of long exposure shots, using my Canon EOS M. The camera has a standard max exposure time of 30 seconds, but in bulb mode I can keep the shutter open ...
16
votes
3answers
950 views

Will the vibrations of a motorcycle be harmful to a DSLR?

I am considering a Canon 70D for motorcycle touring. Considering the vibrations that a motorcycle will put the camera through, is this a good choice? Are the vibrations a legitimate concern?
3
votes
2answers
172 views

Is this fungus or dust on my lens?

I've a D5100 for around a year with 18-55mm kit lens and recently bought a 55-200mm lens. For around 1 month I saw a starry shape in the front glass of the lens. After searching on Google I came to ...
2
votes
1answer
220 views

How to Prevent Static Buildup

A question was asked on what would happen to a camera if stored in a low humidity environment. mattdm's answer was: In a word, static. Digital cameras are electronic devices, and they also ...
3
votes
4answers
314 views

Does a digital camera lose its abilities in taking photos if it is left without use or used too often?

One of my friends mention to me that a digital camera (especially of the Superzoom type) will lose its abilities in taking photos (as compared when it was first brought) if it is left without use for ...
22
votes
5answers
27k views

Why does fungus form in lenses, and how to get rid of it?

Recently I was using an old Pentax 50mm f/2 that had a quite big green spot, and later I was informed that it was a fungus. A couple of questions raised from this: Why does fungus form inside the ...
10
votes
2answers
5k views

How do I dry water condensation off my camera?

OK, I did something very very stupid. I know it. I just wasn't thinking. :( In a nutshell, I didn't follow the advice here: How do I prevent condensation on a lens when outdoors? So it's a very hot ...
19
votes
8answers
5k views

How can I photograph welding?

My partner is creating a sculptural work using MIG welding and has asked me to document the process. I have a few questions regarding how to photograph it? Looking at the arc can damage your ...
6
votes
3answers
1k views

Can a camera or lens get burn in?

I took a picture of the sun today, and I was thinking about how the sun can damage your eye, I was wondering if the camera or lens could get damaged by this, or get burn in like some screens do?