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Image quality describes how well a photograph matches a perceived technical ideal.

learn more… | top users | synonyms (1)

-4
votes
0answers
44 views

Has Sony a7r the best image quality? [on hold]

I am interested in Sony a7r camera. Has it got the best image quality of all cameras besides medium format cameras? I already have Canon 5D mark ii .
0
votes
1answer
19 views

How to Choose Light mode while using Mobile Camera?

Which mode is best fit to take pictures at dusk using a mobile camera,will auto mode work fine or something else. For your information: I use a moto-e and Nexus 4 as my camera. and i use the default ...
3
votes
1answer
166 views

RGB colour correction of CCD camera images [closed]

I've developed an application which is able to communicate directly with a CCD camera (unbranded and obscure) and I'm able to capture and store the image from this camera. When the image is first ...
0
votes
2answers
102 views

Picture quality of a nice point and shoot with same size sensor and same zoom range as an interchangable lens camera

I'm trying to figure out whether I should get a camera with an interchangeable lens or a point and shoot that seems (based on the specs) very similar and the same price. The two in particular I am ...
7
votes
2answers
634 views

Make photos on Facebook nicer?

I upload photos to my Facebook page using the latest Lightroom. I'm wondering if there are some tips or tricks, or maybe hidden options on Facebook that makes the images served to the viewers higher ...
1
vote
5answers
131 views

“10 m resolution” - Expressed as screen resolution (or other way photography noob can understand)?

The X-Sat satellite captures images of Earth "with a 10 m resolution multispectral (three spectral bands in the visible and near infrared spectrum) instrument". What does this mean? Particularly, how ...
0
votes
1answer
130 views

What are the extra features offered by a higher end model camera body?

The role of a lens is pretty clear for a nice sharp image, but how much does the camera body matter? What are the extra features offered by a higher end model? How much difference do they make?
1
vote
2answers
108 views

Grainy/low quality pictures - how to stop?

I recently got a Fuji S8200 (bridge) camera and I just can't seem to take a decent photo with it at all, and I'm not sure what I'm doing wrong. Here are some examples: ...
11
votes
2answers
1k views

Does a greater optical zoom range on a lens mean less image quality?

I have read that big optical zooms of let's say 10X do not produce excellent image quality. Is this true even nowadays, as there have been many technological improvements in this area? For example, ...
9
votes
2answers
859 views

How does using a 2x teleconverter with 70-200 f/2.8 affect use?

I recently acquired the Canon EF 70-200mm f/2.8L IS II USM lens and I love it. However the other weekend I went to Heathrow to do some aviation photography. Whilst it is great for aircraft near to ...
0
votes
3answers
151 views

Can you take a picture of a faded docket and see the details again in computer?

Hi I have a very faded docket, where I can still read the details with bare eyes, but when I tried to photocopy and scan it, it just gave me a white docket. My last hope is using a camera. Please tell ...
6
votes
6answers
296 views

If shooting in RAW and processing, why still care about WB?

WB is obviously important for JPGs and I'm not referring to JPGs here. I do know this question is related to two others. Sorry, I'm a newbie here and I don't know how to refer to them, but @Craig ...
6
votes
3answers
326 views

How relevant are the DxOMark scores and tests?

To me the DxOMark sensor rating seems a bit bizarre. They recently rated the sensor of Nikon D3300 to the same score as the Canon 1Dx got which I find unlikely to reflect their performances, and which ...
0
votes
2answers
65 views

5, 8, or 12MP setting best overall for Panasonic Lumix DMC-ZS15, JPEG, 5x7 prints [duplicate]

My Panasonic Lumix DMC-ZS15 P&S (about 2yrs. old, records in JPEG) takes fine pictures for my purposes (at most 5x7 prints). It has 12.1MP, 16x zoom, and a 1/2.3 MOS sensor. I always use the "high ...
0
votes
2answers
95 views

Does a smaller sensor limit your choice of subject matter?

Is there a major difference in terms of what you can photograph with different sizes of sensor? By having a smaller sensor, can you be limited in taking pictures of certain types of subject? If so, ...
1
vote
1answer
185 views

Images from digital camera can't be enlarged [duplicate]

I am unable to import images from my digital camera (Sony Cybershot 8.1 megapixel DSC-W130) as they appear in the camera display. When I connect the memory card using a card reader, the thumbnails ...
0
votes
1answer
120 views

What's a good size/resolution for picture proofing?

What's a good size/resolution when showing pictures to client using a online tool for proofing ? I've noticed that 1350x900 and 72ppi is pretty good, considering image quality and size on disk. ...
1
vote
2answers
460 views

You have two rooms to build your photography skills, measuring about 12 x 12 feet and 9 x 8.8 feet. What lens/lenses would you buy and why?

After days of indecision I've decided I'll be buying the Nikon D5100. Now my only issue is what lens/lenses to go for. I think it will be best to give you an idea of what types of photographs I intend ...
0
votes
1answer
161 views

Does pixel size make a difference in image quality? [duplicate]

I am thinking of purchasing the Nikon D3200 its a 24.2MP camera but the pixel size is 14.8 µm² compared to the D3100 which is 14MP and a pixel size of 25.1 µm². Is this something that i should worry ...
8
votes
2answers
248 views

Why are the trees in this long exposure night shot red?

Last night I tried taking some shots of a cloud moving across a very bright moonlit sky: The exposure was taken using: Nikon D60 Stock 18-55mm VR zoom lense No filters Exposure time: 63 seconds ...
0
votes
2answers
263 views

Why does my point-and-shoot take hazy photos?

My point-and-shoot (Canon SD 1100 IS, bought in 2008) has for the past couple of years (that I've noticed) been taking hazy photos, as if I'm shooting through fog. I cleaned the lens using an air ...
2
votes
2answers
185 views

Does super-sampling produce good results?

The Lumia 1020 has a 41MP sensor in a PHONE. It down-samples the photo to 5 megapixels, improving the photo quality. But would you get a better photo by using a native 5MP sensor of the same size? In ...
0
votes
3answers
172 views

Full frame or not? [duplicate]

I am struggling to decide between the 5D and the 70D as an upgrade to a 600D. I am an amateur photographer achieving pleasing results with my 600 and I have 5 good lenses. The kit (18-135) is an EF-S ...
3
votes
2answers
118 views

5d mark 1 vs 5d mark 2

I never shoot video with my mk2. I only take portraits, no issue with slower shutter speeds etc. Pragmatically, what would be the main disadvantages of downgrading, in terms of output and image ...
1
vote
4answers
186 views

Low quality photos even at superfine mode

I just purchased a Canon Powershot SX240 HS. I took a few pictures indoors (with the lights on as it is dark outside) and I am unimpressed. Zooming in on this on my PC, I can see they're grainy and ...
-1
votes
2answers
166 views

Color loss and clarity issues in Canon T2i

I have a cannon t2i. About two years old now. It used to take great Sharp detailed pictures in all modes and long and short lens. Now when shooting at long distance the image comes out blurry or nor ...
0
votes
3answers
257 views

Lack of sharpness / focus in low light

I recently was playing around with my camera (Canon 60D) in a low light situation trying to focus on some subjects across the room. I noticed once getting home and getting the images onto the computer ...
2
votes
3answers
162 views

Can you match a photo to the discrete camera it was taken with, without metadata? [duplicate]

Are there enough digital and/or analog difference in individual cameras/houses/lenses that photos will have fingerprint of sorts? For example discoloration of pixels, distortion from aberrations on ...
2
votes
1answer
115 views

What are the caveats for buying a teleconverter that is of a different brand than the lens?

What are the caveats when choosing a teleconverter brand that is of a different brand than the lens it will be attached to in attempt to maximize image quality? Lets assume the following to make the ...
4
votes
0answers
108 views

Halos on images taken with a Panasonic Lumix DMC-FS35 [closed]

Every image I take with my DMC-FS35 shows a halo around the subject. (See below) This is true in all light conditions with or without flash. INSERT IMAGE HERE
2
votes
3answers
248 views

How many filters can you stack?

The rental store only has 16X (4-stop) ND Filters, and I'd ideally like to get at least 8-10 stops of filtration. How many filters can I stack on top of one another before the image starts to ...
3
votes
1answer
54 views

Adequate PPI for 12' by 5' banner

I'm looking to print a 12' by 5' banner. Got a photo taken with Nikon D600 in RAW format. But because photo needs to be cropped somewhat, after importing it to Illustrator and resizing, the image ends ...
0
votes
3answers
333 views

How can I test whether my camera is working after it was dropped?

Issue : How can I evaluate my cameras performance synthetically? Scenario : Bought a Nikon D3100 an year back. Photos looked good enough. The camera fell, zoom lens effected. But works. Cleaned lens ...
8
votes
5answers
321 views

More detail close up at 50mm than further back with at 85mm?

In terms of quality of picture and overall detail of subject (e.g. the face of a child), would it be better to stand closer to shoot at 50mm or stand back at 85mm (assuming the quality of the lens was ...
2
votes
1answer
323 views

How does the resize option 'bicubic auto' in CS6 incrementally upscale images?

It's been demonstrated that upscaling incrementally improves image quality, Empirical Study: Extreme digital upscaling, and that thread also shows that choosing 105% increments versus 110% increments ...
8
votes
1answer
983 views

Can a photo app for Android improve image quality?

Is there an app to post-process the photos (taken by phone's camera) to improve their quality ? I was told that IPhone makes better photos because of good (built-in) post-processing software. Is ...
1
vote
3answers
237 views

How much does the sensor affect image quality if shooting in RAW?

Knowing there are different sized sensors and a nearly unlimited combination of lenses with the various cameras, since RAW captures RAW light data, how much does the sensor itself play a role in ...
0
votes
2answers
203 views

What is the resolution of a good compact camera in lines resolved?

After doing some internet research myself to answer this question, I finally wind up asking here. Compact cameras have similar "megapixels" than decent dSLRs, but way lower sensor sizes and certainly ...
1
vote
3answers
211 views

Effect of each step in RAW image pipleline [closed]

I am a little familiar with tools like dcraw or libraw. I know that we can give one RAW image to each of these tools, and they will give us output image, which is gone through a pipeline procedure: ...
2
votes
1answer
464 views

Setting custom picture control in Nikon D3100 DSLR?

How to create custom picture control in Nikon d3100 dslr's? I have tried with my Nikon 3100 without success, I don't know how to do it.
1
vote
3answers
3k views

If image I change an image from 72dpi to 300dpi, can I scale it up size without losing quality? [duplicate]

Title says it all. When I change my image from 72dpi to 300dpi, the image gets smaller. Can I scale the image back up and print it out at 300dpi without sacrificing quality?
6
votes
4answers
2k views

Are there any comparison photos of different lenses (with the same camera and scene)?

I've heard claims ranging from "higher-quality lenses only make a noticeable difference for scientific applications and super-huge prints," to "even the difference between high-quality and ...
1
vote
2answers
858 views

Saving as PDF with JPG compression vs saving it as JPG

I am creating a booklet with a hight resolutio (more than 4800 pixels height) and I am about to print it. My question is, what is better in terms of quality: Saving each page as a PDF with JPG ...
2
votes
1answer
398 views

How to measure the image quality of a DSLR camera [duplicate]

How do we compare the image quality of two cameras? Do we have some tangible parameters to make such an assessment, and what are the main aspects of the image which contribute to image quality? Is ...
5
votes
2answers
320 views

How does an anti-alias filter affect image quality other than reducing Moire?

The commonly stated trade-off for using an anti-alias filter or not is that it diminishes the risk of moire while also reducing potential sharpness. This is what I have seen myself and in many online ...
6
votes
1answer
174 views

What characteristics make a digital sensor good?

Generally, the technical image quality of a digital image (before we get to the post-processing stage) is the product of the characteristics of the lens and the recording medium, with an important ...
7
votes
4answers
890 views

What does IQ mean?

I see a lot of questions which mention IQ. The only meaning I know outside photography is "intelligence quotient" but obviously IQ has some other meaning here. IQ is used for example in "Lens with ...
5
votes
3answers
1k views

Image quality when using the same lens on 16Mpix vs 24Mpix

I'm considering buying a new camera and my two candidates are Nikon D7000 and Nikon D7100. I heard that 24Mpix sensor needs very good lens to produce sharp images. Considering that I currently have ...
1
vote
2answers
289 views

Canon a2300 resolution problem

I have Canon Powershot a2300. It was working fine till yesterday but i dnt know what settings have been changed to reduce the size of the image. Previously images sizes were about 4mb now it is kb's ...
1
vote
1answer
131 views

Optimal JPGs resolution out of a Point & Shoot camera for storage size and quality? [duplicate]

Simple point & shoots don't produce RAWs, they produce JPGs. Let's assume you have a modern P&S which shoots 16 megapixels maximum in Super Fine, Fine and Normal JPGs. First side question is ...