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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2answers
381 views

What are the bottlenecks in a regular CMOS sensor chip?

To be clear I'm not referring to any processing stage but just hardware. What is preventing me from sampling it at a higher rate? Will it burn out or just start giving me garbage? What is the reason ...
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2answers
2k views

Does Zooming the lens Changes the Aperture? [duplicate]

Hello Photographic Lovers, Aperture is what the power of lens to open and close so as to control the light. So When we Zoom in the lens and see the far objects, then it changes the aperture. So ...
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2answers
3k views

Digital “expose to the right” vs film “expose shadows, develop highlights”?

So after working with film for a while with only a cursory technical understanding, I've started seriously shooting digital and I'm going buck-wild with the technical side of digital photography. I've ...
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8answers
3k views

Help for a film shooter: how to cope with the paradox of choice?

So I've always shot film, and it was great because of the constraints it placed on color: you shoot 36 consecutive exposures with a particular feel, and if you don't like to results, deal with it ...
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5answers
6k views

When comparing camera sensors, what does [x] µm Pixel mean, and what does it say about image quality

In this article (sorry its german) I read about camera sensors. They show values like 1,4 µm Pixel, or 1,55 Pixel. What does this mean, and how is it related to sensor size? If I got it right, a ...
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1answer
281 views

How to increase contrast when shooting drab scenes

On cloudy days, it seems like the amount of contrast available for shooting is greatly reduced. For a specific test I did, the in-camera histogram shows a very narrow band in the middle - for ...
4
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3answers
2k views

Why are my highlights purple?

I was shooting a subject that featured a lot of sunlight shining across a surface. In some of the photos, the sunlight appears to have a purple tinge to it. In others, the colours are more natural. ...
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1answer
1k views

Timelapse photography with Nikon D3200

Does anyone know if there exists an app that acts as an intervalometer for my Nikon D3200 because this DSLR does not have a timelapse feature?
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2answers
184 views

What criteria is used to price the photographs from stock photography services? [closed]

I learned that photos are priced using resolution, frequency of usage and sizes. I am not able to figure out how. How do these criteria relate to the price of the picture ? This question is about ...
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1answer
159 views

Help with making a large print - 60 x 36 - will my photo work? [duplicate]

I would like to make a very large print of a photo I have taken, of about 60 inches wide, and about 36 inches high (though the actual aspect ratio of the cropped file would imply a 34 in height). The ...
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1answer
272 views

How can I use remote sharing (shooting on laptop) on Canon SX150 IS?

I want to use remote shooting on canon sx 150 IS to capture a lecture through my camera but view it on my laptop screen connected via USB.What is the best way to do it?Can I use Zoombrowser EX with ...
2
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1answer
193 views

Portable digital microscope? [closed]

A while ago I saw an ad for a portable digital microscope -- I think it had VGA quality screen on it, but saved images at a higher resolution. Unlike most it did not have to be tethered to a laptop, ...
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2answers
188 views

what is the problem with this photo and how can i fix it? [closed]

We had a wrong camera setting on alot of pics. Is there any software to clean this up and make it clearer?
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1answer
314 views

Digital camera shutters

I'm researching different cameras and I've come across a question that I can't find a straight answer to. How do shutters in digital cameras work from a photographer's perspective? Firstly, does a ...
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2answers
250 views

What makes a camera a digital camera, and what other types are there?

What constitutes a digital camera? What properties does it need to be classified as a digital camera? I tried finding out if there are other types of cameras except digital cameras. I could only find ...
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2answers
1k views

Does EXIF metadata contain AF point(s) used or a distance to a focused object?

I have shot the photography below. I can see that the lamp on the right is in focus, while the building that I actually wanted to show in this photography is out of focus. I am investigating why this ...
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2answers
391 views

Giga Selfie Tech Explanation

Can anyone help decipher the tech behind the Australia Tourism's Giga Selfie campaign? To know more about the campaign, click here https://www.youtube.com/watch?v=_4LQnKdIBA0
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2answers
836 views

How to calculate digital photo precision based on camera specification?

I'm doing a project which involves analyzing an object's width from a photo with given precision of about 0.1 mm. I am to the point where I have to choose which camera to buy in order to obtain the ...
2
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1answer
3k views

How does Google Photos work with Apple Photos?

I have my photos in Apple Photos (both on iOS and my Mac), synced with iCloud, and I'd like to keep things that way, but I'd also like to have all my photos available in Google Photos at the same time,...
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3answers
121 views

I was wondering if somebody could guess what the attached photo's lens spec could be? I'm aware it's rather edited but any guesses?

Love this image but not sure what camera spec I'd need to get such a crisp look?
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3answers
678 views

What is the minimum size in pixels for a viewable image [closed]

I am developing an application that checks if image uploaded by a user is explicit or not.However it makes no sense to check images that are too small to be viewable(e.g 1x1 image).What image size do ...
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3answers
152 views

Digital photography ISO measurement, why uniform across whole image?

ISO is been around since analogue photo times. Any, it should have been uniform for obvious reasons - you could never know what will be captured in each part of the film. So, you go uniform (ISO 100, ...
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1answer
173 views

Filtering narrow spectral lines in digital postprocessing

I am trying to reduce the impact of sodium vapour lighting on starscape-type images. This type of street lighting exhibits a very narrow orange spectral line, and it is common amongst ...
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6answers
194 views

“Digital Art Frames”: crop / fill / what? content to a fixed aspect ratio? (16:9 or 9:16)

Background: I do not wish to debate their merits or lack thereof, but of late I have been experimenting with a couple of "digital art frames" - these are 37" diagonal, 1920x1080 HD, in a nice frame, ...
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2answers
316 views

How did digital camera take a partially black and white photo?

I took a photo of San Francisco Bay using a Kodak Easyshare digital camera in 2007. The photo came out with the grass in the foreground being green and the entire remainder of the photo (the bay, ...
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2answers
478 views

How can I cancel aperture resetting between subsequent image shots of a timelapse?

When shooting timelapses, small deviations of aperture position between shots can cause an image to flicker. The most obvious way is buy a lens that doesn't reset aperture on every shot you take. What ...
4
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1answer
123 views

Is there a sweet spot in distance to a subject when shooting with an ultra wide angle lens?

When shooting with a rectilinear ultra wide, close subjects seem distorted and enlarged, but far subjects seem pushed away and small. Does that mean there is a sweet spot in between where proportions ...
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2answers
190 views

Create versions of originals and export as JPEGS with metadata?

I have a library of 20,000+ JPG images and I've now decided it is time to clean up the collection: sort, edit, crop, straighten, delete etc. So I have a few questions: By editing a JPG and exporting ...
24
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6answers
27k views

Took my first ever 4k picture; Why is it so disappointing?

Today for the first time ever I captured a 4K resolution picture. I don't know much about cameras or photography but I expected the picture to at least be sharp like usually high resolution pictures ...
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4answers
149 views

Photography vs videography in resolution

Why have still cameras' resolutions become more than video cameras' resolutions? The res. of the 8K is about 33 megapixels, but hasselblad's h6d's res. is 100mp... (Just ignore Lytro Cinema for now) ...
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2answers
73 views

Low light sporting event [closed]

i have a canon 60 D and a Sigma 24-70 F2.8 plus many more lenses, this was a wrestling event so the focal distance was not an issue, i had my ISO on Auto my speed was on 400 and aperture 3.2 or 2.8, ...
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2answers
518 views

Attaching DSLR camera to TS100 Microscope

We have a Nikon TS100 Microscope (https://www.nikoninstruments.com/Products/Inverted-Microscopes/Eclipse-TS100) with a camera trinocular - it's designed to be used with a C-mount and a C-mount camera, ...
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1answer
66 views

How to take professional photo's [closed]

i want to learn to make professional photo's, but i dont know where to begin, and where to get my inspiration from. Like when and where it is best to photograph. Any idea's? Thanks
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4answers
907 views

How to transform an image's area into a cube - with photos

I am doing a project for a client and I need to manipulate a photograph; either by photoshop or by taking the shot at a specific angel/lens. My goal is to turn all the quadrants of photos into a cube ...
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1answer
1k views

What is causing these red sphere flares?

These red spheres anomalies have only came up in my photos a couple of times while using my Fuji Finepix-S. The spheres seem to be evenly displaced on certain images forming 3 rows of 3. One other ...
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2answers
67 views

Control for shading and variable outdoor lighting conditions

First, I am a wildlife ecologist who does some very amateurish photography on the side. I would like to start using digital photography techniques to collect field data. The Problem: I need to take ...
4
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1answer
931 views

How to ask for permission to access rooftops in New York City?

I've been shooting for about a year doing a little bit of everything and I have a real passion for doing architecture and cityscapes in New York City and would like to take advantage of everything it ...
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1answer
91 views

What type of images can be created from cameras built using cambits?

Basically I am not very much knowledge in Photography. But I want to know What type of images can be created from cameras built using cambits?
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1answer
63 views

What camera for panoramic shot? [closed]

I'm interested in capturing panoramic shots. Any advice what camera to use?
3
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2answers
1k views

Sharp photo taken, but blurry in viewfinder (Nikon D5200)? [duplicate]

I'm using a Nikon D5200. Until recently, the image in the viewfinder was clear after focusing. I was able differentiate the blurry part and clear part. But for the past few days I've noticed that ...
66
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14answers
10k views

Why are SLR mechanisms still prevalent among high-end digital cameras?

I understand that back in the days when cameras captured images using photographic film instead of image sensors, the SLR design was a major innovation. It let you see through the viewfinder exactly ...
8
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1answer
162 views

Who publishes standardized camera specs?

Is there any online resource that provides camera specs that adhere to ISO standards? ISO has published many standards for camera specs: Tonal response ISO 14524:2009: Methods for measuring opto-...
0
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1answer
99 views

How to take a photograph as it is? [duplicate]

How do I take a photograph of anything in its original without any processing done on the image/photograph? Most of the digital cameras apply colour/light corrections after the image is captured. ...
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2answers
13k views

How to enable Adobe Camera Raw in Photoshop

The Adobe Camera Raw filter is greyed out, how do I enable it? I am using Adobe Photoshop CC 2015. I have a JPG file that I opened up in the Photoshop editor. In the layers panel I right clicked the ...
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1answer
123 views

Camera advice: Sony A5000? [closed]

Thinking of buying a compact camera that can make good quality shots. Does the Sony A5000 represent a good value? Or I can find better for the money?
3
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1answer
604 views

Why does my Nikon D3300 sound like it has a fan going off inside?

I recently purchased a shutter timer remote to take time lapse videos. So I had my camera sit outside to take pictures of the night sky. When I came back to check on my camera it sounded like a fan ...
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2answers
219 views

I've chosen to do abstract architectural shots for a portfolio: what type of lens should I buy?

I'm doing a final project at school and I've chosen to do abstract architectural shots, like the works of Andreas Gursky and Carlo Cafferini. I've got a Canon EOS 1100D and would like to buy a lens ...
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1answer
10k views

What's the difference between Raw Vs Raw+L mode?

Whats the difference between raw mode and raw+L mode on a digital camera? Which is best for commercial photography?
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3answers
636 views

Why is my HDR image oversaturated and look negative inverse in highlight areas?

I wanted a photograph of Times Square. It was my first time using HDR. So, I took into consideration about exposure compensation for an even exposure. I set my camera with mirror lock-up, and self ...
19
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6answers
3k views

Does the number of shots differ dramatically between an amateur and a pro?

Recently I went on a trip and took around 400 shots and I thought they are all great, and unfortunately most of them went into trash and approximately 30 pictures considered as a top-notch shots. The ...

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