Questions tagged [image-quality]

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

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3answers
114 views

Is it normal for photos imported from iPhone 6 to be pixelated when zoomed in fully on “photos” app on Mac?

In "photos" on a macbook, there is an option to zoom in a photo up to 400 percent. Is it normal to see some pixelation when fully zoomed in?
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1answer
883 views

Black level correction for images

As I have figured, the main cause for the intensity values in an image to be non-zero even in the absence of light is the dark current which propagates through the photodiodes, providing some charge ...
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13answers
7k views

How important is a good quality camera for good photography? [closed]

Don't know if this is already a known thing/wiki/previously asked here, but basically: How important is a good camera for actually making strides in photography/doing well? I've done some photography ...
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4answers
566 views

Since larger pixels increase depth of field and sensitivity, why don't we have large sensors with a low number of pixels?

If I understood correctly, the DoF (all other parameters fixed) increases with the pixel surface. So to have a high sensitivity together with a deep DoF, why don't we just have big pixels (and thus ...
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2answers
128 views

Do different microlenses on EOS R / RP affect use with EF lenses?

I have read that EOS RP uses otherwise the same sensor as the 6D Mark II. However, RF mount has a lower flange focal distance than EF mount. Therefore, Canon has adjusted the microlenses in EOS RP to ...
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2answers
110 views

Is this the limit of the camera image quality or is the subject out of focus?

I'm using the "macro" mode in the Powershot G9X II. The macro mode is simply a shorter focus range, there is no magnification in place, like in aftermarket macro lenses for DSLR's. I've shot many ...
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1answer
82 views

How can I best use two torches (aka flashlights) to take photographs of my artwork indoors?

I have two lights in my room but their light is not enough. So, I count them as ambient light. I don't have enough money to buy something expensive like studio stuff, but I have two torches similar ...
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4answers
143 views

How to most accurately print a physical picture?

How could I most accurately print a physical picture, such as a painting I created? I want the colors to be as similar as possible and for even the tiniest micro details to show. Would I use offset ...
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2answers
187 views

How to make photos of fruit more interesting? [closed]

What are some ideas to make fruit photos more interesting? camera techniques I could play with? subject matter to include? ect.... Not sure if my tags are correct.
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8answers
13k views

Does Wi-Fi affect the quality of images downloaded from the Internet?

Does downloading an image off a website, when Wi-Fi is strong, result in a higher-quality image on your device?
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4answers
3k views

How do you identify file type/compression in a TIFF file?

From what I understand TIFF is like the .mkv container for photography - it supports a variety of compressed and uncompressed formats. But how would you go about checking if the data within the TIFF ...
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5answers
2k views

Entry level camera vs phone camera?

I would like to start my photographic journey, just don't know which camera to buy for beginners. I was looking at Canon Canon PowerShot SX540 HS, but I wonder how much of an upgrade is it on ...
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4answers
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Best storage for photos without compression of photos or videos on server

I am using google drive as of now for storing the pictures. I have pictures which is of 26 mp so google drive is compressing and removing the quality of pictures. Is there any other storage quality ...
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3answers
202 views

How to get rid of brighter dark areas of the object while taking photo or by editing it later?

I'm having a little hard time taking photos of my pencil drawings. I recently posted a question about noise & blurriness. Here the thing is, my art looks much better on paper but when I take ...
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3answers
215 views

Can a DSLR take a better photo (less blurry and less noisy) of artworks than a Point and Shoot Camera (Nikon B500)?

These photos are taken from my Nikon B500 Point and Shoot camera. See the Orange marks here. The area nearby these marks is not well photographed. I guess you might not see much difference but as I ...
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2answers
3k views

What is causing these stripes in my images?

Please don't mind the edited faces. All over the image are visible white stripes horizontally. What could cause them? The image was taken without a flash on a Canon 5D Mark II. Could this be a sensor ...
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3answers
153 views

What is the quality or characteristics of photos of different cameras or lenses called?

Given, the fact that every camera has a distinct photo look in its result, is there a technical term that is used for denoting this aspect, which basically denotes the nature of photos a particular ...
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4answers
533 views

What quality can be expected from a flatbed scanner and will a more expensive one be better?

I've got a small collection of family photos, probably several hundred pictures, including some taken over 100 years ago (although they might be copies of the originals, I don't know). All prints, no ...
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1answer
66 views

Resize image in PS CS6 without losing image quality? [closed]

I have a png logo file but i want to resize it without breaking the image. Can I have any tips ?
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8answers
9k views

My mentor says to set image to Fine instead of RAW — how is this different from JPG?

So far, I have heard of one reason to have the camera save images as RAW instead of anything else. JPEG is a lossy form of image data and so I always thought it made sense to save the image data as is ...
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4answers
3k views

Why is Nikon 1.4g better when Nikon 1.8g is sharper?

I am new to photography (just 3 to 4 months of experience) and I am looking to buy a new lens (either 35mm or 50mm, but mostly 35mm because I have already decided Sigma 85mm f/1.4 DG HSM Art Lens for ...
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4answers
3k views

Can smartphones with the same camera sensor have different image quality?

Xiaomi Mi 9 and Redmi Note 7 Pro have the same camera sensor — Sony IMX586 Exmor RS. Does this mean both smartphone have same image quality output when pictures are taken?
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1answer
472 views

Panasonic Lumix G 42.5mm F/1.2 vs Panasonic Lumix G 42.5mm f/1.7 ASPH Power O.I.S

How much of a difference these two lenses will make in photo quality and what will be the difference? I am a newbie in photo and I am looking to invest in a nice lens for 4/3 that has max features in ...
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3answers
146 views

Is it normal for photos taken on iPhone 5 to have a grainy texture after being transferred to a computer?

The photos taken on iPhone 5 appear grainy after being transported to a computer. Could this be a result of accidental compression?
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2answers
325 views

How to reduce blur or haze when shooting long distances? [duplicate]

I am new to photography any i am not sure what is the correct settings when shooting long distance landscapes. The photo that I took is pretty blurry/hazy. Is there any specific settings or equipment ...
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2answers
3k views

How will tiny scratches on rear element affect image quality?

I have found a rather cheap Mamiya G 50mm f4 lens on ebay that has some tiny scratches on the rear element of the lens. Now, I have done some research on how much such scratches could affect the ...
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6answers
5k views

How can I automatically convert Sony RAW (ARW) to JPEGs as good as the camera creates itself?

I am beginner and I made a mistake. I wanted to have the best quality and I saved photos only as raw files (arw). (I have a Sony DSC-RX100 IV). I have 1000 photos and I would like to save them as ...
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3answers
4k views

JPEG or TIFF files better for print images?

I shoot RAW and am printing a book using Adobe Indesign. The printer will get a print ready pdf, but should I save the images to Indesign as hi-res JPEGs or TIFF files for the best print outcome? I ...
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1answer
250 views

Nikon D500 + Tamron 18-400 or Sony RX100 m6

I would like to buy a lens for my Nikon D500 or maybe another small camera just for travelling. I looked for Tamron 18-400 lens and Sony RX100m6, but I can't decide. As I saw, Sony has the advantages ...
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2answers
4k views

GIMP Quality .jpg export - what is the best set up? [duplicate]

please could you tell what is the best common quality export value for .jpg image export in the GIMP? For example I set up the 100% for .jpg and for example for image 1,5 MB I will get the 5,2 MB or ...
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3answers
603 views

What differences can be expected when using enlarging lenses for general or macro photography?

Enlarging lenses seem to be available for very little cost. What differences can be expected when using enlarger lenses for general or macro photography? When might one prefer to use an enlarging ...
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2answers
733 views

How can I simulate JPEG quality degradation? [duplicate]

I am writing a report about file formats in images & their properties. In the report I want to talk about how file formats have lossy compression rather than lossless compression & I wanted to ...
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8answers
19k views

What is the “optimal” file size of JPEG images with respect to their dimensions?

I plan to write a script that will scan 100,000+ JPEG images and re-compress them if they are "too big" in terms of file size. Scripting is the easy part, but I am not sure how to categorize an image ...
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1answer
85 views

Picture I take in low light using yougnuo 580ex comes out like this that its upper bright becomes bright and lower comes out to be totally black? [closed]

How to take proper picture by using external flash?what is the mistake I did in capturing picture I'm a noob in photography I have nikon d5300
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2answers
355 views

Does OIS in some cases reduce the quality of the picture (softness, vignetting, loss of contrast…)? [duplicate]

I always take pictures with optical image stabilization enabled (except if I take long exposure shots with a tripod), but I was wondering if OIS could (in some cases) reduce the picture quality. OIS ...
2
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1answer
2k views

How big can you print a canon 5d iii Image? [duplicate]

I am new into photography as a business, one of my customers have asked if they could get an A2 size print. My question is, will an A2 size print be clear enough from a canon 5d iii image (No Crop).
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1answer
967 views

Which picture has better quality? [duplicate]

I have two exact same pictures and they are both the same x:y size. But one of them is 105 KB and the other one is 109 KB. Which of them is of better quality?
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2answers
272 views

200mm on 48MP body (with 2x digital zoom) vs 400mm on 24MP body

Is the "quality" from a 200mm lens on 48MP body (after a 2x digital zoom) going to be same as one on 400mm on 24MP body? Assuming the same apperture
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2answers
212 views

what technology does Nikon use to reduce moire?

Nikon cameras do incredible job with moire effect even that nikon cameras do not have anti aliasing filter.And i didn't find moire in any situation with my Nikon d7100
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1answer
372 views

What is considered a good quality for consistent white balance in a flash/strobe?

Looking to buy a flash/strobe and can't tell if 5600k ± 200k is considered good or bad quality. I can imagine using 2 strobes from the same manufacturer and getting a difference of 400K, which could ...
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1answer
224 views

How to reduce haze while photographing lost distance mountains? [duplicate]

When I go hiking I noticed that sometimes the photos have a noticeable amount of haze, especially when photographing long distance mountains. I think this is a natural phenomenon due to air ...
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2answers
275 views

Can bit rot cause degraded image quality and flickering?

The photos on my computer seem to have degraded in quality since having been uploaded to my computer, and would sometimes have a flickering strobe effect, which would disappear if I restarted the ...
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2answers
85 views

What should I do to best take a digital photo of an old photo print?

My father just signed up on Facebook last week. Now that he's looked at his friends' walls / pages posting old photographs, he wanted to do the same. I have been helping him to use the smartphone (and ...
3
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2answers
622 views

What factors affect the detail and clarity of a photo taken by a digital camera?

By clarity, I mean to preserve as much detail as possible when zoomed in. For example, I take a photo of my cat 10 meters away, and I want to zoom in and able to see each single fur as clear as ...
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2answers
1k views

Picture quality when posting pictures on social media

I've been taking pictures of my self or my family with my camera for quite a while now, and i normally use those pics on social media, but the thing is... the pics are so heavy that it takes too long ...
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3answers
102 views

Professional photo to pop-up banner

The company I work for is wants to order this 10ft banner for a trade show: https://www.postupstand.com/all-products/led-and-digital/lightbox-displays/10-lux-seg-backlit-pop-up-display.html They ...
4
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1answer
1k views

Why are test images from my Fujifilm X100F softer than I expect?

I just got a copy of the X100F, and I was really excited to play around with it. But as I've taken a handful of pictures in various settings, I've noticed that the sharpness of the images were not ...
3
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1answer
3k views

How much does the Canon EF 1.4x III Extender affect image quality on an APS-C sensor?

To be more specific I am interested in buying the Canon EF 1.4x III Extender to use it on my Canon EF 70-200 f2.8L IS II USM mounted on my Canon 7D Mark II. I know that when using the extender the ...
1
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3answers
575 views

Assuming no editing, what's the difference between in-camera jpegs and lightroom jpegs? [duplicate]

I have a Canon 6D. I usually shoot RAW + JPEG. I shoot RAW so I have the option to edit, but I don't actually edit most of my pictures. I've noticed that if I just import into Lightroom and export ...
2
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2answers
385 views

How to test image quality with a camera that is focused to infinity?

I have to test a camera that is focused to infinity, but I cannot take an image of an object that is more then 1.5 meters away from the camera because I can't get it out of the room itself. (The room ...

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