Time to be with your loved ones

Time to be with loved ones

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1
vote
2answers
238 views

Why don't DSLR camera specifications include a zoom ratio (e.g. 3x zoom) like compact cameras?

For example, there is no mention of the zoom here. I'm guessing that it's specified in some other specification. If so, what do I look at and how do I compute the zoom from it? I've looked at a few ...
2
votes
1answer
240 views

What is equivalent focal lenght to Canon Sx50s at 50x zoom for a dslr lens?

I'm new at photography, and have a sony slt a37 camera. I was looking for telephoto lenses and got a Minolta 75-300mm f/4.5-5.6. Then I wondered what focal lenght the Canon sx50 has on its lens. I saw ...
0
votes
3answers
452 views

Why don't the zoom buttons work on my DSLR?

I am a newbie to the new camera I just bought. It is a Nikon D5200 it has the original lens that came on the camera a 18-55 lens on it. My question is when I turn the lens to the 55 and then push the ...
-1
votes
2answers
179 views

slr 100mm to 300mm vs 10x 20x [duplicate]

SLR zoom capacity is described in term of mm instead of x like 4x, 8x etc. What is the difference? How can we convert mm into x.
0
votes
4answers
2k views

Nikon DSLR and optical Zooming [duplicate]

I want to buy a professional camera like Nikon D300. I googled a lot but did not overcome the following dubs. 1) I want a high optical zooming camera. In DSRL specification no zooming is specified. ...
10
votes
2answers
372 views

Max aperture on zoom lenses - stepwise or linear?

When zooming with lenses without a fixed max aperture, the change in aperture* that the camera displays is stepwise, usually in steps of thirds. But, is the max aperture really the same all the way as ...
5
votes
2answers
926 views

Tethering to Control Zoom on Nikon DSLR

Most Nikon DSLR have a tethered capture option, however I haven't come across any of them that controls the zoom of the DSLR. I guess the zoom is controlled manually by rotating the ring on the lens. ...
12
votes
2answers
3k views

What differences between point and shoot zoom versus DSLR zoom cause the price disparity?

I'm just getting into the world of photography, stepping up from a point-and-shoot. I've just purchased a Nikon D3100 and it should be here in a couple of days. I've done lots of research, but ...