Shadowy Daisy

Shadowy Daisy
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A "cropped sensor" is a digital imaging sensor smaller than the traditional film size for the system in which it is used. APS-C is a cropped-sensor format compared to traditional 35mm-film or to "full frame" digital sensors. Cropped sensor may also refer to any smaller sensor, particularly when ...

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7answers
44k 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 ...
33
votes
9answers
106k views

What is the difference between EF and EF-S lenses?

This is specific to Canon, but what is the difference between EF and EF-S lenses?
14
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7answers
1k views

Lens upgrade paths (sub $1000) for the EF-S 18-55mm IS kit lens for Canon APS-C cameras [closed]

This is somewhat a follow-up to my earlier question on the limitations of the kit lens. I have browsed through quite a lot of sites including this one for user opinions & reviews of different ...
38
votes
4answers
4k views

Should I get DX for my APS-C camera, or FX lenses in case I upgrade to full-frame in the future?

I recently bought a Nikon D90 camera body, which has a "DX" APS-C-sized sensor.. Within the same budget, should I go with DX lenses or should I get full frame lenses in case I upgrade to a full frame ...
6
votes
5answers
5k views

Is an EF 50mm f/1.4 the same as 50mm with an EF-S lens on a Canon 550D?

I have a Canon 550D with the standard 18-55mm kit lens. The 550D has a 1.6× crop factor. My question is very simple but whenever I've asked before (Yahoo Answers) I always got overly-complicated ...
40
votes
6answers
3k views

Is crop-factor a bad thing?

It seems to me that there is a preference for full-frame sensors rather than cropped sensors, and I'm curious as to why. It seems to me, that the cropped sensor means that I get more bang for my buck ...
15
votes
8answers
24k views

Is it a wise-decision to buy full-frame lenses for use on an APS-C body?

I have a Canon 550D which I've been using for around a year now. I really love it and have learned a great deal with this and the 18 - 135mm kit lens. But now with experience I feel the need to get ...
3
votes
5answers
1k 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 ...
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 ...
12
votes
2answers
3k views

When I use FX lenses on a DX camera, does the focal length or minimum aperture change?

If I put a Nikkor 35mm f/2 FX lens on a DX camera, is it still 35mm f/2, or has the effective focal length or minimum aperture changed, because it is being used on a smaller format than what it was ...
4
votes
5answers
3k views

Does sensor size affect lens distortion?

There was recently a video posted about how different focal lengths affect portrait photography, specifically how distortion at smaller focal lengths have more distortion and are less flattering. So ...
10
votes
9answers
37k views

50mm vs 85mm for portraits on a crop sensor?

I've read several times that a 50mm lens will make features like noses noticeably stand out compared to an 85mm lens. However, I'm never sure if the post/article is describing results on a full frame ...
11
votes
1answer
4k views

What are the different sensor sizes used in DSLRs?

What do the different sensor size names used by Canon mean? There's APS-C, APS-H and full format? What are the standards used by Nikon, Pentax, Sony, Olympus, Panasonic, and others? What are the ...
6
votes
3answers
11k views

Would it be better to use a 35mm prime instead of a 50mm prime on a cropped sensor body?

It's said that 50mm is close to what the human eye sees and is a very versatile focal length in general, especially good for street photography which is what I'm most interested in. That being the ...
12
votes
4answers
2k views

Sigma 10-20mm f5.6 alternatives?

I've been wanting to add a wide angle lens to my collection for a while now. Sigma 10-20mm f5.6 looks good. I was looking at it about 2 years ago. I was wondering if there have been newer wide angle ...
14
votes
7answers
701 views

Does lens speed still increase meaningfully when the physical aperture is larger than the sensor size?

This question came to me this morning, thinking about 50mm lenses. I have the Pentax 50mm f/1.7 (manual) and it's a very nice lens, but would be considered (relatively) slow on 35mm film, and many ...
7
votes
3answers
767 views

Fast telephoto primes for APS-C mounts — would they make any sense?

I can see the benefit of designing and manufacturing a wide-angle lens specifically for APS-C sized sensors instead of full-frame sensors: you will get smaller, lighter, and cheaper lenses. But is it ...
4
votes
2answers
1k 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....
13
votes
8answers
8k views

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

I have a Canon 40D and like taking macro shots sometimes, so I'm thinking of buying a macro lens. I'd also like the lens to double up as a portrait lens. I'm not a super serious photographer, so my ...
11
votes
4answers
1k views

What does 'Equivalent to 1.6x the focal length of the lens' mean?

In the specifications of Canon 550D, about the lens the following is mentioned LENS Lens Mount EF/EF-S Focal Length Equivalent to 1.6x the focal length of the lens Now this is really ...
5
votes
2answers
403 views

How does a DX-format sensor support FX lenses?

I have a Nikon D3200 camera. I want to buy a prime lens. I read some reviews online and understand that the "Nikon AF-S NIKKOR 50mm F/1.8G" would be a good lens to buy, but this is a FX lens. Can ...
2
votes
3answers
386 views

Nikon d5100 producing extremely underexposed images

I have a most vexing problem. I have a Nikon d5100 (roughly a year old) which up until two days ago handled exposure and metering just fine. However, at night, in a well lit room (florescent bulbs) ...
1
vote
4answers
735 views

Why does crop factor apply with APS-C lenses, and why aren't these brighter than FF ones at same aperture?

I know that the image circle of FF-lenses is bigger than it needs to be on APS-C sensors, thus the FOV spears narrower. I've heard that APS-C lenses sit closer to the sensor, thus projecting a smaller ...
1
vote
1answer
498 views

Do crop sensors increase the depth of field when using full frame lenses?

I'm trying to achieve maximum depth of field without sacrificing light. I have a micro-4/3rds camera and i want to attach a full frame lens to it for the large and constant aperture. My question is, ...
12
votes
3answers
2k views

Does a camera's crop factor apply to the magnification of macro shots?

If I have a lenses (or in my case extension tubes) that would allow the lens to magnify 1:1, does a 1.5x crop factor body make it really 1.5:1 ?
7
votes
3answers
377 views

Do crop sensors on SLRs changes the depth and flatness of the objects as well? (in comparison to same focal length on full frame sensors)

1- I know different focal lengths change the depth and flatness of an objects in the picture. For examples longer focal lengths make objects appear flatter so they will be appropriate for portraits. ...
2
votes
4answers
2k views

Shooting 50mm EF vs EF-S

I have a Canon EOS 550D with a APS-C sensor. I have two lenses, (1) Canon EF-S 18-135mm f/3.5-5.6 IS and the (2) Canon EF 50mm f/1.8 Mk II. If I use the 50mm focal length in the first EF-S lens... I ...
6
votes
3answers
528 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 ...
5
votes
7answers
10k views

Does the Nikkor 50mm f/1.4g perform better than the f/1.8d?

Looking into these two lenses, I'm getting the impression that for my Nikon D-90 with DX camera sensor that the f/1.8d would waste light that is cropped by the sensor whereas the f/1.4g would not as ...
5
votes
1answer
2k views

What is the crop factor for Four Thirds cameras considering aspect ratios?

I'm considering switching to the Micro Four Thirds system. Finding lenses which match my style is a key part of that, and "normalizing" via crop factor is a convenient tool. The crop factor for Four ...
5
votes
2answers
1k views

best general lens for Canon crop [duplicate]

Possible Duplicate: What is a good general purpose lens for Canon? Which lens should someone who enjoys the Canon EF 50mm f/1.8 get next? I have recently purchased a Canon 600D (body only) ...
4
votes
2answers
1k views

Are cropped images from a full-frame sensor equal quality to full APS-C images despite the lower resolution?

If I put a DX lens on a Nikon D700, it will reduce megapixels to 5.1. I understand that FX pixels are about 2.5 times larger than DX pixels. Would I be correct to assume that, therefore, my FX image ...
2
votes
2answers
2k views

What are the effects of using a crop lens with a full frame sensor?

If I attach a crop lens (e.g., a Sony 50mm 1.8 OSS for Sony E-mount) on a full frame sensor (e.g., on a Sony A7), are there changes to the focal length, aperture, and F number? And will we have a ...
2
votes
2answers
393 views

What is the meaning of “cropped sensor”?

What is the meaning of the term "cropped sensor"?
1
vote
2answers
253 views

Is 35mm or 50mm better on a cropped DSLR for street photography?

I am going on a trip to Thailand and want to visit the night markets and temples. Considering that on a cropped sensor the following focal lengths will be: 35mm - 52.5mm 50mm - 75mm My ...
1
vote
2answers
137 views

Why does this article say that a 1.5× crop factor sensor is 43% smaller than a 35mm film cell?

From http://www.digitalbirdphotography.com/2.3.html In the case of full-frame sensors, the pixels are spread out over a relatively large sensor: roughly 36mm by 24mm. This just happens to be ...
1
vote
2answers
591 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 ...