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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
21 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
575 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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1answer
58 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
44 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
81 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
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1answer
53 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
387 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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5answers
187 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 ...
0
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2answers
70 views

Creating digital contact sheets [closed]

I’m in the process of creating digital contacts from my archive of rollfilm negatives. This is the setup : https://instagram.com/p/BXsx8Z0DXJ7/ Works fine with b@w but, after sweating through various ...
3
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2answers
190 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
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1answer
68 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
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1answer
55 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
87 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
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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
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1answer
28 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
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5answers
824 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
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2answers
146 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
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4answers
339 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
702 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
195 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
101 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 ...
-1
votes
2answers
96 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
99 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
425 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 ...
0
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1answer
75 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
182 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
223 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.
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0answers
32 views

Finding X,Y,Z values in an image by knowing the focal length and apeture [duplicate]

What is the systematic procedure to find x,y,z values of an image by knowing the focal length of the camera lens ?
3
votes
4answers
313 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 ...
0
votes
2answers
58 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
140 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 ...
8
votes
4answers
341 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
4k 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
160 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
75 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 ...
1
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3answers
149 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 ...
1
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1answer
116 views

Finding photos taken in class

I'm trying to organize my photographs by day of week and time of day taken. For example, if I have a math class from 10:00AM-12:00PM every Monday and Wednesday, I want to move photos taken in that ...
1
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2answers
74 views

How to Take a Photo of a Shining Object [duplicate]

I would like to try taking photo of shiny objects such as light sources, diamonds etc. I want to have them photographed without shining because I will try them on image processing programs and the ...
1
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1answer
118 views

Recommend photo editor with selective edit feature (like Snapseed)? [closed]

I've been using Snapseed and love what it can do, but I have been trouble getting it to save properly (see my previous question). In particular I LOVE the selective edit feature which allows me to ...
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votes
1answer
138 views

How this kind of photography is achieved? [closed]

https://www.flickr.com/photos/44117072@N07/14001910788/in/photostream/lightbox/ Is this just some great skill of photoshop? As you can see, happening in the first building. The fish aquarium is ...
4
votes
1answer
775 views

Snapseed photo looks different (unedited) when exported

I run a small business and Snapseed was recommended to me as a quick and easy way to whiten the backdrop of my photos. In theory it works great. I make a lot of use of the selective tool to brighten ...
1
vote
1answer
91 views

How to fit an action camera into antique (bellows) housing?

This summer, I'll be participating in a pioneer handcart trek, where everyone is encouraged to wear period clothing (mid 1800s). I'd like to add an antique camera to my costume, but make it ...
3
votes
4answers
125 views

Would shooting in infrared increase visibility of handprints on a wall?

Would shooting in infrared increase visibility of handprints on a wall? I currently need to shoot some photos of some faint handprints a child made on a wall many years ago. Thanks
0
votes
1answer
100 views

How does the shadows slider work in Adobe Camera Raw/Lightroom?

How does the shadows slider work in Adobe Camera Raw/Lightroom? Naively I would expect the shadows slider to affect a simple curves boost in the bottom left corner, but it's doing more than that. It ...
1
vote
1answer
29 views

Are the sliders in Adobe Camera Raw input color space independent?

Are the sliders (shadows/highlights) in Adobe Camera Raw affecting the device-dependent data before transformation to device-independent color space, or does this transformation happen after the input ...
3
votes
1answer
100 views

Do the graticules in the curves editor have any absolute meaning?

Do the graticules in the curves editor have any absolute meaning? The curves editor (in Adobe Camera Raw/Photoshop/Lightroom, probably all other image manipulation programs) has divisions along the X ...
4
votes
3answers
244 views

How does the exposure slider work in Adobe Camera Raw/Lightroom?

How does the exposure slider work in Adobe Camera Raw/Lightroom? Naively I would expect the exposure slider to be a simple linear scaling (in the input color space, not in the working color space), ...
0
votes
0answers
165 views

What does clarity do in Adobe Camera Raw/Lightroom? [duplicate]

I cannot figure out what the clarity slider does in Adobe Camera Raw, and possibly many other programs (apart from making images awful). I know that people claim it increases local contrast, but that ...
0
votes
1answer
122 views

How do I turn the Bluetooth feature on my camera?

How can I turn on the bluetooth feature on my D3200 Nikon camera? I seems to have lost it this morning.
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2answers
185 views

How close are we to the theoretic limits of sensor low-light performance?

Consider a low-light, high-ISO, short-exposure shot. We all know the image will be noisy. I understand that the image noise is dominated by the photon counting noise (shot noise) that is caused by ...