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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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1answer
59 views

What should I ask for when people submit photos? [closed]

I have a local dog website and I'm adding a gallery section where people can submit their photos of their dogs. I'm going to ask them to let us know where the photo was taken. And to confirm that it ...
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2answers
82 views

Question regarding name of style of photo

So, I am currently building a website and it's partially photogenic, therefore, I need really clean photos. I was looking for a style that would fit what kind of photos express who I am and what I am ...
2
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3answers
143 views

Why would a camera change colors on the image when producing JPEGs?

There's a room with windows closed by curtains, it's night outside and the only light source is a set of LED filament lamps inside the room. Lamps are designed to have 2200K color temperature to have "...
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2answers
70 views

Batch Compress and Watermark Images?

I am building a website for a client, and he needs some software to be able to add watermarks too, and slightly compress for bandwidth on his website. I'm struggling to find a solution that does both ...
2
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4answers
109 views

Pixels and photodiodes

A photodiode is the smallest element of a digital sensor, while a pixel is the smallest piece of information in a digital image. I wonder if the two terms can be used interchangeably or there are some ...
3
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1answer
188 views

What is pixel peeping and why do some people say should I avoid it?

What is pixel peeping? Is there a benefit in doing it? What do I have to keep in mind when I peep my pixels?
2
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1answer
69 views

Can the date a jpeg was created be wrong — too early?

I have a set of jpeg photos that, according to the person who gave them to me, were taken in November 2016, of damages to a car that occurred in August 2016. The "created" date in the exif data is in ...
0
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1answer
186 views

Camera Broken? All Images White…camera takes pictures but when I view them it it just a white screen

I have a Samsung NX3300 and had it for 3-4 years and I've found a few answers but no ways to fix it (e.g., at DP Review and Tom's Guide). I can see it fine as I'm taking the image but if I view it ...
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2answers
330 views

Downloading photos problem

My computer will not accept my memory card, Photos are on the card yet the card reader says no photos to show on this device, I am stuck with pictures I cannot edit, or indeed see, tried all the ...
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3answers
188 views

Why did this image accidentally taken with a phone come out as if through a slit framed with long hair?

This picture where taken by the phone without user input. Our grandchild was sitting! He has short hair. Any idea how this happen??? Grandma had phone in hand but was not taking pictures
40
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14answers
15k views

What's the best way to store over 400 GB of digital photos?

My Mom has over 400GB of photos on a quickly dying 2011 IMac. We are getting her a new computer but I am hoping to set up some system where she can safely store all these files in an easy to access ...
0
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1answer
77 views

What is a good reference for the technological aspects of modern digital photography? [closed]

What is a good readable, technically detailed reference on the technology involved in modern digital cameras, raw file conversion, and digital image processing? (Possibly a complete a complete answer ...
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3answers
98 views

Which lens is best for athletics?

So I am an athletics photographer, and I have a dilemma. First off, I use the 5d mark II body. Currently I own the 100-400mm f/4.5-5.6 USM II and I LOVE it... except for indoor photos. Before I ...
8
votes
5answers
2k views

What equipment did film photographers obsess over?

I found a box of old camera stuff in my in-law's house while helping them move and it got me thinking, "what equipment did film photographers obsess over back in the day?" For example, with modern ...
2
votes
3answers
148 views

Compact digital or mirrorless camera?

I am new to the camera game. I have a 2 year old and a 7 month old, and would like to invest in a camera for capturing memories. I would like a camera that: Can capture fast moving kids Photographs ...
2
votes
2answers
180 views

Left my Canon digital camera alone for 2 years, can it still work?

I left my camera unused for two years, with the battery in it. I've got it currently plugged into my computer to charge, and nothing is happening. Is it likely that the camera itself isn't working or ...
5
votes
2answers
679 views

Dust on Sensor After Many Cleanings DSLR

I know there have been a lot of posts on this topic, but I haven't found exactly what I am looking for. I noticed some dust spots on my sensor for my D750 after I took a picture with some sky in it ...
4
votes
2answers
605 views

Is this lightning image a natural phenomena or a digital camera artifact?

This image was taken during a thunderstorm and I am trying to find an explanation for it. My guess is that it is a digital artifact because the digital camera's mechanisms for reading pixels data from ...
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vote
0answers
61 views

Photography Business, Getting Clients [duplicate]

I was hoping to hear some great tips on how to get clients. The obvious is having great photos but I want to go further into the marketing side. I've also already created a referral program, now I'm ...
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1answer
64 views

500px and Adobe Stock pay just with PayPal or had another option?

What other options do I have with these platforms? I currently live in Paraguay which doesn't allow me to receive payments through PayPal.
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2answers
83 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 ...
0
votes
1answer
58 views

Will digital exposure above unity gain result in raw file with full bit depth?

As I understand, digital cameras have a unity gain ISO: an ISO setting at which no gain is applied. Below this ISO negative gain is applied, in effect ignoring some of the photons, and above positive ...
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3answers
754 views

How can I make silver gelatin prints from an inkjet printer?

How can we print silver gelatin prints from inkjet or deskjet printers? To print 8x10 inch size.
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4answers
210 views

How to make negatives from digitized black and white photographs?

I have some old digital black and white photographs on my computer that I would like to turn into negatives. These are scans of old B&W photographs and I want to convert them to negatives for ...
3
votes
2answers
199 views

General rules of thumb for selling photos at art festivals?

I am considering selling my work after a lot of interest of my work has recently been generated. I want to join a local art festival to see how it goes and if it is worth pursuing. For instance, ...
2
votes
1answer
77 views

Weird orange artifacts in smartphone image of a white light source [duplicate]

In my work (lab research), I have need to take digital photos of thin transparent gels sitting on and being illuminated by a white light box. When I try to take a digital photo, weird orange bands ...
2
votes
1answer
71 views

Trying to determine potential causes for boxy (digital?) artifacts

I'm looking at lots of photographs taken in either the late 1990's or early 2000's of book pages printed in the 1700's. In those photographs, I occasionally see the kind of boxy artifacts pictured ...
0
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1answer
128 views

Why does my “ultrasonic” lens have trouble focusing in low-light and low-contrast scenes?

Passive autofocus systems like contrast detection and phase detection don't work well in low-light environments and on low-contrast areas. But I have a lens that says "ULTRASONIC" on it, and it ...
11
votes
6answers
4k views

Why are flash pulses so short?

I was surprised to learn that most flashes last only 1/1000s instead of lighting up for the entire exposure time. Why? If the flash were to light up before the shutter opens and turn off after the ...
0
votes
1answer
32 views

Is there are any wireless camera trigger or wireless camera controller for samsung es95 digital camera

i have a digital camera ( Samsung es95). i want to control it remotely . is there any way to do it
4
votes
6answers
1k views

Why don't digital cameras have better dynamic ranges?

ISO in digital cameras is a digital amplification of the signal. If your camera's native ISO is 100, setting the ISO to 400 would make the sensor amplify the brightness 4x. So if ISO is digital, does ...
4
votes
2answers
187 views

Is the Preview file always the photo taken by the camera?

When I take a photo with a digital camera (I own many*), I can preview it with the ▶︎ button. However, sometimes, cameras will displays a Preview photo that seems of a different quality than the ...
3
votes
4answers
387 views

What tiny lens to shorten the focus on a tiny camera?

I'm trying to set up a tiny camera for a tiny science experiment. The camera is an OmniVision OVM6211: It's pretty much a 3mm cube, containing the image sensor and all the lenses. It has a 90º FOV ...
3
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4answers
843 views

Can digital cameras easily take panoramic photographs?

I am remembering the days of the old analog cameras that were equipped with a panoramic switch at the top left rim of the camera (Kodak 120?). You could look into the viewfinder and see the panoramic ...
4
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1answer
201 views

multiple green horizontal lines fuzz

My digital camera is Olympus 760. When focusing/zooming, the digital screen seems to waver constantly, and after the shot is taken multiple green horizontal lines cover the whole image.
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1answer
173 views

Which digital cameras have a manually wound shutter like the Epson R-D1?

I'm curious about an unusual feature of the Epson R-D1: Despite it being digital, it requires manually winding a lever to cock the shutter. I have been looking but couldn't find any other cameras like ...
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2answers
107 views

Angles For Portraits [closed]

I am a freelance photographer. I know the key rule is to focus on the eyes for a good Portrait Photograph. But there are various ways/angles from which a subject is shot my personal favorite is top ...
3
votes
3answers
114 views

Is the color reproduction of different cameras inherent to the sensor or due to software?

Often, reviewers and camera users talk about the 'Color Science' of a particular brand of digital camera, e.g. it is said that Sony digital cameras do not have good skin tones. Is this 'Color Science' ...
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2answers
488 views

Can you use a focal reducer with a teleconverter?

I don't believe it would be possible to do it but, is it? If I was to use say a full frame 50mm lens on a 2x teleconverter with a 0.71x focal reducer on APS-C would it work? Would you also get the ...
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1answer
80 views

How do you do take a time lapse in a crowded city, sit or stand somewhere aside?

I've never attempted a time lapse in a crowded city, where do I mount myself so I'm not in the way?
2
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1answer
193 views

What is this fine grid on an image made using pinhole and Nikon D200?

I am a longtime photographer but not such an expert on the technical aspects of optics and digital sensors. I've been experimenting with my Nikon D200 and a home-made paper pinhole, coloured black on ...
3
votes
3answers
254 views

I have the Samyang FE 14mm lens which has a nondetachable lens hood - is it possible to still use a ring adaptor on this so that I can use a filter?

And how would I know which size adaptor I need? There are no markings on my lens. I'm looking into buying a square filter holder to try help with this. Thanks.
3
votes
4answers
603 views

How to create a gray/black color background in a photograph

These are two examples of photographs with black background. My question is how can I set the background like that? Was it through post-processing or on shoot? by Saul Leiter And this by Hélène ...
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2answers
186 views

ERR CF on Canon Rebel XT

welcome back to 2008. I just picked up a Rebel XT for super cheap and I've been messing with it for the last couple days trying to trouble shoot (knowing very little about DSLR cameras) and I can't ...
5
votes
3answers
149 views

Digital zoom: Is the exposure computed using the zoomed frame?

I am trying to focus on the differences between digital zoom and cropping an image afterwards. This is discussed in detailed here: Is digital zoom really useful? focused on the compression ...
9
votes
4answers
364 views

What kind of Compositional Elements are used in this pic?

I found this pic in internet and I really liked it. As having interest in photography, I was wondering what kind of composition rules was used in this pic, for example whether it is a contrast, ...
18
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10answers
5k views

What is considered High ISO?

So reading the questions I came across this Why do cameras include very high ISO settings even though they are so noisy? and my comment on this answer led me thinking, how do we qualify high ISO? Is ...
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1answer
168 views

What causes this pattern? [closed]

What causes the pattern seen on the image (it is a still from a video)? This doesn't seem to be a Moiré. It seems to be largely related to the camera or the filter (the pattern is fixed and aligned ...
2
votes
1answer
92 views

Do analog to digital lens adapters exist (to pass EXIF data to a camera)?

What I'm envisioning is a lens adapter that could be used for multiple (film-era) lenses on a modern digital camera, but would allow you to enter your custom lens info into the adapter so that, when ...
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3answers
155 views

has the signage above this shop been changed ( photoshopped , etc?)

in this pic it says post and telegraph office , but if you look above , and to the left and right of it and below , it looks like there was something there , but has been brushed over / changed in ...