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Questions tagged [camera-systems]

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2answers
119 views

camera lens loosening

At my job we use cameras for checking parts that we make. A recurring problem I have is that the camera lenses keep loosening throughout the day due to small vibrations in the machine where they are ...
12
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3answers
2k views

Is there a DSLR fixed lens camera?

A DSLR by definition does not tell us if the camera has a mount for interchangeable lenses. The lens of a DSLR could be a fixed lens, right? Is there, or was there ever, such a camera? If not, why not?...
2
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1answer
827 views

Canon 40mm STM - The focus cannot be adjusted in manual mode

I bought a new Canon 40mm STM lens and in the Lens Manual it says The focus cannot be adjusted in manual mode. Does it mean that its harmful to rotate the focus ring when the focusing mode is set ...
2
votes
1answer
154 views

Is there a popular/canonical lens system out today?

I'm entering the world of film photography by buying a cheap Pentax K1000 and a cheap K-Mount lens. Initial research says that the K-Mounts are still in use today, but I'd like to know your opinions ...
17
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2answers
2k views

How do lens lineups vary across Mirrorless camera systems?

We often hear advice like ""choose your lenses and then choose the body that matches". We have great information on DSLR systems at How much do lens lineups vary across DSLR platforms?, but what about ...
2
votes
1answer
149 views

How to learn enough about lenses to be able to evaluate a lens manufacturer?

I've been doing research to purchase a DSLR. I think I have a handle on how to evaluate a body, feature-wise, but I'm finding it difficult to understand lenses. Since buying a body locks you into a ...
82
votes
11answers
7k views

How much do lens lineups vary across DSLR platforms?

I was reading this question and recalled how often I hear the advice "choose your lenses and then choose the body that matches" in the context of deciding on a camera platform (Nikon/Canon/Pentax/Sony,...