Alley in Pisa, Italy

by Lars Kotthoff

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4
votes
1answer
220 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 ...
5
votes
2answers
279 views

Is it safe to use a telephoto lens when the camera is on a tripod?

The camera is mounted on the tripod. The telephoto lens is mounted on the camera, with no additional support. Is this safe or stupid? It seems like this would put a lot of stress on the tripod mount ...
48
votes
7answers
33k views

Can the sun damage the camera sensor? Under what conditions?

I want to experiment taking photos where the sun appears. I'm afraid of what might happen if I take one with a narrower angle (where sun would be bigger). Can the lens act as a magnifying glass and ...