Questions tagged [digital]

Digital photography clearly is the bulk of picture-taking today; this tag doesn't need to be on everything that is digital, but can be used when the question is specifically about the technology involved.

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How can I create a #21 orange filter in PS 2022?

I would like to set up a standard #21 orange filter in PS 2022's black & white widget. It's inscrutably not included in the list, though it's a popular and useful B&W filter. I've found the ...
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2 answers
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Does this metadata prove this photo has been edited?

I was displaying a parking pass face up in my windscreen whilst visiting my friend. When I arrived back there was no ticket on my car which meant I could not take my own photos as proof. A few weeks ...
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How to sell my photo shoots online? [closed]

What are suitable apps or websites to sell online different photos I take at Egypt by mobile or Ipad ? I have tried EyeEm but it doesn’t support sell market at Egypt.
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5 answers
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What happen to the digital image if I capture it without using any color filter arrays?

I understand Bayer filter is a type of color filter array used in digital cameras to create a color image. What happen to the digital image if I capture it without using any color filter arrays?
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2 answers
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How bright should a 18% gray card be in my image when exposed correctly?

Let's say I have a 18% gray card in my scene and I want to set the exposure manually. When I take a picture of the gray card what should the RGB values be when exposed correctly? What is important is ...
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2 answers
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How do I post a photo to instagram from the computer?

I took a photo with my Nikon, edited in Gimp but I can't upload the .jpg to instagram from the computer. I get an error "Something went wrong. Please try again.". I read square photos should ...
4 votes
2 answers
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Hasselblad cameras used in Space Shuttle, analog or digital?

Hasselblad cameras were used not only for the Apollo mission but also for the Shuttle. I found two images of Marsha Ivins taken 1992 and 1994 using multiple Hasselblad cameras. STS-46 Mission ...
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4 answers
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Is jpeg or png the standard for fine art photography?

Is jpeg the predominant file format for fine art digital photographs, or what advantages would png have quality-wise that jpeg doesn't for photography, given that it takes up much more hard drive ...
2 votes
1 answer
562 views

In digikam, when finding duplicates, how to decide which is the "reference image"? I.e. how to decide which duplicates to eliminate?

I am using digiKam, and I have loaded all my photos. I have several duplicates, sitting in different disks/folders. I discovered the "find duplicates" function, and the "remove ...
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In digiKam, how can I compute the total number of photos in my database?

I am new in using digiKam, and I just started to import and organize my big collection of photos. Is there a way to know the total number of pictures in my database? I have digiKam version 7.4.0, in ...
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Is there a way to verify that photos taken with a digital camera doesn't have any identifying invisible watermark?

Is there a way to verify that photos taken with a digital camera doesn't have any identifying invisible watermark? Digital cameras these days are capable of recording millions of colors, out of this ...
3 votes
3 answers
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Wrong label on battery info section

I have canon 200D II camera and battery is LP-E17. When I plugged battery in the camera and checked the battery info section of settings, it shows DR-E18 instead of LP-E17. And no section of "...
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Are there any budget alternative for digital cameras that don't have an LCD/Display?

I've been testing out digital minimalism and part of me started to think about having a camera without constantly looking at the display. I have known about a bunch of the Leica digital cameras ...
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What is the highest spatial frequency that can occur in an image? And the smallest one?

I searched the information and couldn't find the answer. I don't understand about this and I don't know how to respond.
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How can I take a photo like this of a necklace?

I want to take a photo just like this photo. The necklace doesn't look like it has put on a flat surface. How can I achieve this? Thank you.
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Concealing brush strokes when using a light box to photograph minatures?

I'm using a medium sized light box with LED bars and a gauze diffuser to photograph hand crafted models against a white background. I have a fixed light from above and a movable light from the front. ...
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2 answers
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Remove Vignetting from thousands of images

I am doing historical research for which the only document source is microfilm typically created in the 1950s by technicians who did not understand the characteristics of this then new technology. ...
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1 answer
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Why is JPEG the only compressed image choice in most digital cameras? [duplicate]

I've been viewing, editing, and storing digital images since before digital cameras were common -- I've used GIF, JPEG, TIFF, PNG, and a few other now-obsolete formats. GIF has been mainly relegated ...
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Why does an iPhone need software for Portrait Mode? [duplicate]

I have an iPhone X, with a camera specs of: Wide-angle: ƒ/1.8 aperture Telephoto: ƒ/2.4 aperture Why does the phone need software to produce Portrait Mode image (image with background blur / bokeh)? ...
3 votes
2 answers
312 views

How to create a more natural look using Strobe lights for watch photography?

I am fairly new to product photography and recently ditched my lightbox for strobe lights to create a more natural and true to the eye look on my watches. The lightbox lighting gave more a dark ...
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Does advertising your photography services mean all photos on your portfolio are classed as commercial?

TL;DR - Would photographs that I've captured and displayed on my personal photography website be considered commercial if I'm not selling them? I would purely be selling my general photography ...
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1 answer
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Family Photos System Strategies

I'm sure folks here have a good approach to photo storage/processing and backup. I'm a dad with 4 kids and lots of family photos. I had my first digital camera in 1996 and have pictures stretching ...
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Affordable camera for a macro photography

Which cheap camera fits better for taking a macro photos of static objects: PCB boards, electronic chips, various small hardware? Basically, the camera will be fixed on a copy stand. I'm considering ...
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9 answers
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A camera that takes real photos without manipulation like old analog cameras

In modern digital cameras there are many settings which are applied automatically to the photos. And it does not always result in good ways. Recently I saw two photos of the same face one from a old ...
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3 answers
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How does shooting on dedicated monochrome digital cameras compare to shooting in monochrome mode on full-colour digital cameras?

For an example of a dedicated monochrome camera, see Leica's M10 Monochrom. To the best of my understanding, the major optical difference here is that the use of a monochrome sensor means you don't ...
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What does number after apostrophe mean on a photo?

Sometime I see photos on the Internet where some number inscripted, like on the image below. I would say that it's a day/month/year, but I doubt, particularly about the last one, because photos I saw ...
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1 answer
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Horizontal "Lines" affecting image quality

This is a picture from my computer camera (0.9 MP) of me covering the camera with a black tissue with not much light in the room. I hope you can appreciate the tiny horizontal "lines". I ...
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Unable to click pictures with nikon D3500 [duplicate]

https://drive.google.com/drive/folders/1s_xLLeXyCNRJmyem2vkqLd-g9XnU3DZm?usp=sharing here is the link of pictures and videos to my problems. To describe it in words, my camera nikon d3500 is going ...
1 vote
3 answers
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I want to take image of a dried droplet 12 mm x12 mm

How do I take the image of a 12 mm x 12 mm area without using expensive lenses and camera? I read a lot on using combination of lenses to get images but was unable to understand properly how it works. ...
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1 answer
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What are these lines in photos when viewed zoomed in on iPhone?

I take photos on my Canon (It happens on both my Canon EOS Rebel t1i and my Canon EOS R) camera then download them onto my iPhone. Then when I zoom in close enough, there are these invisible lines on ...
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2 votes
1 answer
256 views

Why does my phone intermittently add Title and Subject attributes?

I have taken a lot of photos, over the past couple of days, using the default 'Camera' App that came with my Huawei Mobile phone. I have since uploaded these Photos to my Computer, via Google Photos. ...
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2 votes
3 answers
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Slides in the digital era

I did use colour slides decades ago: Agfachrome, mostly. How can I achieve a similar effect in the digital era? An idea: have a 4k camera and a 4k projector - I am not sure whether this is viable and ...
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1 answer
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Are there any digital photo frames that hang in portrait orientation?

I looked on amazon and all the digital photo frames that have a hole for wall mounting only let you mount in landscape. I'm wondering if anyone knows of any product that lets you hang in portrait?
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3 answers
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How to get files off a 23 year old Polaroid PDC-3000

I off loaded some .PDN files off an old digital camera, but can't seem to find any apps that read them. This is not to be confused with Paint.NET PDN files. This is polaroid old digital file type. I ...
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3 answers
209 views

Remote photography, across continents

I want to make photos in real-time ( i.e. select settings, position camera, trigger shutter ) with a camera that is miles or continents away from me. I cannot find any system that would allow me to ...
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6 votes
3 answers
257 views

What is this style of photography called?

I am trying to learn a specific type of photography and am having a difficult time finding out the name for it. What I am most interested in, is a specific niche of high focus, minimalist, black ...
1 vote
4 answers
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Should I convert my family pictures from JPEG to PNG?

I have a lot of family pictures saved in Google Drive as JPEGs - not JPEG 2000 - as they were initially acquired. I thought the problem with JPEGs was artifact at sharp edges, which is not too much ...
6 votes
2 answers
3k views

Can you use a phone as grey/white card?

I have a Nikon D5300 and always shoot on Auto White Balance because it can be easily fixed in Lightroom or other RAW Processing applications. However, I wanted to experiment a bit with shooting Video ...
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4 answers
933 views

photon counting with a DSLR

I'm quite new to photography, but was wondering what settings I should have in order to have a good approximation of the relative number of photons that creates each pixel? i.e. best settings such ...
1 vote
6 answers
306 views

Can we prove that the object is not tilted from photo(s)?

This is an image of Al-Masjid an-Nabawi. Can we from this image, or from combination of images available online say with a certain degree of confidence (prove?) that this red circled minaret is ...
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Nikon 24-85mm (non VR) vs. Nikon 28-70mm 3.5-4.5D

I currently own a Nikon 28-70mm 3.5-4.5D. I've enjoyed the lens and found it on eBay for $45 so it was a steal. From what I understand it was a great compact lens in the 90's that was a "kit" lens but ...
1 vote
2 answers
193 views

Why does grain increase acutance?

The Wikipedia article on acutance claims that a slight amount of noise or grain can increase acutance. Cambridge in Color gives the following demonstration. No noise: With noise, with more acutance: ...
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Continue with film or move to Fujifilm X-Pro1?

Last year I bought my first camera, a Minolta X700 in order to get into photography. I bought it with the prices in mind (100 € with 3 lenses), and I really wanted to try film and the development ...
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16 votes
13 answers
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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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1 answer
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Why does device listed in metadata change on photo transfer?

What are the reasons that a photo would have the wrong 'Device used' and 'software in use' metadata on a photo. The photo that was checked was not the provenance picture and so it is a copy of the ...
1 vote
4 answers
1k views

Is the Sigma 35mm worth it for an APS-C? [closed]

I am a beginning photographer and want to upgrade my gear. I have a crop sensor Canon camera and usually use a 50mm 1.8 lens for my portraits. Recently I have been looking at the Sigma 35mm 1.4 lens ...
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Why are most of my photos way too dark/underexposed?

I've been taking pictures for years now, firstly with some old digital Nikons, then Canons, then I moved to mirrorless Fuji XT3 (I love it!). Unfortunately most of my pictures have been way too dark, ...
2 votes
2 answers
290 views

How to achieve this low light/long exposure scribble lights effect but the subject remains steady/focused?

The photographer said it was done by using the built in flash, that's it and he never explained the process. Does anyone know how it was done? https://imgur.com/a/Zx1Zz3z
1 vote
0 answers
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What's the simplest way to add water mark using DPP4 that is professional looking? [duplicate]

Whats the best but simplest way to add water mark using DPP4? I cant find anything to create and save watermarks to use.
5 votes
8 answers
12k 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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