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APS-C refers to a smaller, "cropped" sensor size, as compared to a full-frame sensor

learn more… | top users | synonyms

82
votes
7answers
38k views

When do the differences between APS-C and full frame sensors matter, and why?

I'm trying to decide on a higher-end digital SLR, and I'm down to choosing between an APS-C model and a full-frame model. I understand that the sensors are of different sizes, and as such have an ...
31
votes
14answers
24k views

How do Micro 4/3s cameras compare with DSLR cameras?

What are the major (and perhaps more subtle) differences between the newer Micro 4/3s format in comparison to the well-established DSLR cameras? What are the pros and cons of the Micro 4/3s format, ...
16
votes
5answers
6k views

What focal length gives a “normal” field-of-view on APS-C cameras?

I wish to purchase a "standard angle-of-view" prime lens for my Canon Rebel, which has an APS-C sized sensor. Various articles note that the popular "nifty 50mm" lenses are a little too much of a ...
15
votes
8answers
3k views

Are full-frame cameras bad for sports photography?

I was reading about crop factor from various places on the internet, and the general idea that kept building in my mind was that full-frame cameras are good for wide-angle shots but not that good for ...
10
votes
3answers
6k views

Do I need a full-frame camera for low-light photography?

I primarily shoot low-light photos, and I upgraded from a point-and-shoot to the Sony NEX-5R (which has an APS-C sensor) a few months back. However, I find that the low-light performance of the ...
10
votes
5answers
1k views

Is the smaller mass and bulk of Micro Four Thirds gear vs. APS-C DSLRs meaningful?

I currently have a Nikon D90 and a few DX and FX lenses. I am thinking about changing to Micro Four Thirds (as it's a drag carrying around a big DSLR all the time, and my most important shoots are on ...
7
votes
7answers
5k views

How does the Canon EF-S 15-85 IS USM compare to the EF 24-105mm L as an all-around lens?

I am looking for a upgrade from my kit lens to a lens with much more potential, a lens that would be an all-rounder for me. After some research I ended up with these two in the final list: Canon ...
6
votes
3answers
512 views

Fancy technology cropped vs old technology full frame - Which will give better images?

After selling my 1Dmk2 last year the time has come to get myself a new body, all along I'd decided that I wanted to do more "wow" pictures, big landscapes and do some more portait photography (up ...
6
votes
2answers
611 views

Why are there no fast APS-C zooms beyond 55mm?

I am looking to add a longer lens to my current zoom (a Tamron 17-50) for my Nikon D300 (but I believe this question is relevant across aps-c lens manufacturers). There is just one currently in ...
5
votes
2answers
690 views

Why are large zoom ratio constant apertures lenses not generally available?

I know about 17-55 f2.8 and the likes of it, but I am talking about something say 18-135 f2.8. There exists 70-200mm f2.8 and the range (200-70 = 130mm) is much bigger than in 18-135. I am aware of ...
4
votes
3answers
527 views

How can I get the same image with the same 50mm lens on both FF and APS-C?

First things first, I'm talking ONLY about framing here. No light sensitivity, no bokeh quality, no pixel quantity, etc. A 50mm in a FF camera will give a certain composition and framing. How can I ...
4
votes
6answers
3k views

What are the advantages to using EF-S lenses on Canon APS-C cameras?

I know EF-S lenses are "optimized" for crop sensors but what are the exact advantages to using an EF-S lens? Does it give better color, sharpness, depth of field, etc...? In addition, do EF-S lenses ...
4
votes
5answers
12k views

If I have an 85mm lens for portraits, is a 50mm useful as well?

I recently got my Canon EF 85mm f1.8, after lot of thought over if I should buy Canon EF 85mm f1.8 or Canon EF 50mm f1.4, I decided on 85mm so that I can shoot portraits of people even from a ...
4
votes
5answers
7k views

Is the Nikon 300mm f/4 a good lens for Nikon D7000 for shooting sports & wildlife?

I am looking for a good Nikon lens for my D7000 to shoot both sports & wildlife. I want to get really sharp images. I've been working with the 18-200mm & really disappointed by some of the ...
3
votes
5answers
23k views

Best image quality non-prime walk around lens for travelling with a Canon crop dSLR?

If money where no object what is the best quality non-prime walk around lens to pair with a crop sensor Canon dSLR for travelling? From what i have read so far a lot of people recommend the Canon ...
3
votes
4answers
2k views

How do I choose a zoom lens for Canon APS-C?

I know nothing about any of this. From my research, Canon's 70D looks like a good camera body for a retired (31 years) professional photographer (my dad) to "pick the camera back up" in the digital ...
2
votes
5answers
702 views

Will there be any difference in photos taken using full frame and crop lenses on a crop camera?

I see a lot of questions comparing full frame (e.g EF for Canon, FX for Nikon) and crop lenses (e.g. EF-S for Canon, DX for Nikon) but I can't find the answer to what would be the differences between ...
2
votes
2answers
1k views

Samyang 14mm or Rokinon 8mm fisheye? Which is better for landscapes?

My camera body is a Canon 550D/T2i. Which one would be better for landscapes and why?
2
votes
3answers
1k views

EF-S lens focal length [duplicate]

Possible Duplicate: Does my crop sensor camera actually turn my lenses into a longer focal length? If I have an EF-S lens with a focal length of 10mm on an APS-C camera (i.e. with sensor ...
1
vote
6answers
8k views

What is the visual difference between Full Frame, APS-C and Micro Four Thirds pictures? [duplicate]

Possible Duplicate: When do the differences between APS-C and full frame sensors matter, and why? I am interested in a visual comparison of same scene but with different sensor ...
1
vote
2answers
743 views

Does wide angle equivalent in crop sensor skew image?

I see many posts on both this forum and elsewhere the discuss the use of a wide angle on a crop sensor. For example, they discuss how at 14mm lens is 14mm on a 35mm film or full frame, but with a ...
1
vote
2answers
83 views

How does “designed for APS-C” affect focal length? [duplicate]

If a lens is designated by manufacturer as "designed for crop sensor" (i.e. DC in Sigma, DX in Nikon, DT in Sony), how would that affect the calculation of practical focal length (equivalent focal ...
1
vote
2answers
339 views

Why doesn't my fisheye adapter gives fisheye distortion on my APS-C DSLR?

I'm new to photography and I have questions about fisheye distortion adapters. I bought a Spiratone/Soligor/Kenko Fisheye lens adapter for my lens, because I didn't want to spent a lot just to try ...
1
vote
0answers
91 views

Why is DOF shallower on Full Frame compared to APS-C [duplicate]

I've read the comparison between APS-C and Full Format at When do the differences between APS-C and full frame sensors matter, and why? The depth of field is controlled by the circle of confusion, ...
0
votes
3answers
119 views

Looking for a 300mm FX lens, with integrated autofocus motor, for under $200 - possible?

I'm starting out with photography and currently have a D3100 with the 18-55mm kit lens. I want to get an entry level telephoto, but my research has led me to conclude that if I stick with this I'll ...
0
votes
6answers
352 views

Is the low-light advantage of larger sensors attributable to the sensor itself or to the larger aperture of the lenses? [closed]

Let's say I take a photo using an APS-C camera and using an FF camera, from the same position, with the same ISO and shutter speed. Let's say I use a 50mm focal length for the FF camera. To match the ...
0
votes
2answers
118 views

why is a compact sensor brighter than a APS-C size sensor

So I may be missing something but I cannot think what it can be. I have a Sony compact hx9v and an NEX-6. the 16mm on the NEX is very similar to the compact at its widest, so I thought I would ...
0
votes
4answers
306 views

Why are there so few high quality APS-C telephoto lenses?

Neither Canon nor Nikon nor Sony nor Pentax (did I forget someone?) seem to be particularly concerned to offer such lenses. Even third party makers don't seem to be really interested in anything ...
0
votes
3answers
229 views

Where does the price premium of full-frame come from?

Full-frame cameras are much more expensive than APS-C ($2000 vs $500). How does this price difference break down into: The per-unit cost to manufacture an APS-C vs full-frame sensor? Smaller market ...
0
votes
2answers
81 views

Actual Focal Length on APS-C cameras [duplicate]

I'm aware that actual focal length of a lens on APS-C cameras is longer than what is written on the lens. My question is, for lenses that are specially designed for APS-C cameras (like a Nikkor DX ...
0
votes
3answers
1k views

Should I choose the AF Nikkor 50mm f/1.4D or AF-S DX 35mm f/1.8G?

I have D5000 DX body and planning to buy a fast lens. I'm stuck on choosing between "AF NIKKOR 50mm f/1.4D" and "AF-S DX NIKKOR 35mm f/1.8G". I was quite leaning towards 50mm f/1.4D, as I had plans ...