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by Lars Kotthoff

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Digital Photography is performed with CMOS or CCD sensor cameras rather than film to capture an image, and is the primary way that photographs are generated in our modern age. This tag doesn't need to be on everything that is digital, but can be used when the question is specifically about the ...

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Why do bright red flowers end up without details?

With our DSLR, indoor flowers come out detailed. Outdoor violet and blue flowers are detailed, too. But outdoor bright red flowers give us problems. They come out as a single flat detail-less spot. ...
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3answers
2k views

What colour space to use when printing digital photos?

As is customary with preparing images for print in a magazine or newspaper, I convert my digital photos from RGB to CMYK before inserting into my publishing application. However, when I'm printing ...
9
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5answers
999 views

How do I ensure good color reproduction when photographing paintings with a mid-level DSLR?

I'm a casual photographer with an APS-C camera (Pentax K-5) and a set of proper lenses. Someone asked me if I could photograph his oil paintings for a catalog. It's a low priority job to him, he just ...
9
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2answers
493 views

Recommended tips to conduct a workshop

Please suggest some good tips on conducting a photography workshop. I am planning to start a basic one first and then will proceed to advanced photography workshops. What tips do you suggest?
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7answers
1k views

Will there be a need for cameras at all once we have 4k video?

Will there be a need for cameras at all once we have 4k video? Probably within 5-10 years we will have consumer level 4k video cameras. At that time, what is the point of still cameras? You can pick ...
8
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6answers
3k views

How do pros manage to make the color green so bright in their nature photographs?

I am an amateur photographer, I had a question how do professional photographers manage to make the green color so bright in their images. For example: ...
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4answers
5k views

How effective are in-camera integrated sensor cleaning systems, and have they improved?

Few years ago, Canon introduced some sort of internal sensor cleaning system that (as far as I understand it) shakes the sensor off any dust it collected during use. This shake is very high frequency. ...
8
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2answers
2k views

What does it mean to shoot in flat colors?

I read somewhere that you should shoot in "flat colors" to make it easy to work in post-production. What does "flat" mean?
8
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3answers
384 views

Variable ISO Sensor: Possible and/or Useful?

This answer to the question about how ISO is implemented in digital cameras seems to imply that each photosite (i.e., pixel) can have its ISO set independently. If this is true, then I would think ...
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5answers
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Can I get high resolution photo from video?

Waiting for the exact moment to snap a picture can be very difficult especially when working with children or animals. I've read somewhere (can't find source) that every freeze frame from an HD video ...
7
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8answers
1k views

Do paid online photography classes have advantages over free online tutorials for a beginner?

I am looking to getting started with the "SLR-Photography". I just purchased an SLR camera (D5100) but I feel I'm taking pretty poor photographs. Now I think the fault lies in the fact that I lack ...
7
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6answers
352 views

Will filters help me get better colors in my digital photographs of my paintings?

Will filters help me get more accurate color when photographing my paintings? I have problems especially with reds and especially if there are no strong contrasting colors in a red painting.
7
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3answers
570 views

Upgrade advice pentax to canon + which canon 50D/60D or 7D

So I have a Pentax K20D/18 - 250 tamron which was the unexpected result of a court case with a shop over broken K100 Super 2 years back. While I love the camera itself I've become frustrated with it's ...
7
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2answers
267 views

Why don't mainstream sensors use CYM filters instead of RGB?

From what I understand most digital cameras have a sensor where each pixel-sensor has three sub-sensors, each one with an R,G and B filter. RGB is obviously the more fundamental colour model since it ...
7
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4answers
3k views

Is there any use for a warm filter on a digital camera?

A friend of mine wants to buy a warm filter for her Canon 450D. I'm wondering if there's any real benefit there, as the color casting can be done in post. Also, for people more familiar with the ...
7
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2answers
1k views

Can a video camera produce a high quality still photo shoot?

I have a high-end digital video camera able to output a higher number of megapixels than my digital photo camera. This is true only when using the camera to take stills. Is there anything that's going ...
7
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2answers
672 views

How does “smile shot” work in cameras?

Nowadays some advanced cameras have the feature of "smile shot" without the photographer pressing the shutter. How do the cameras achieve this? How does it recognise the smile?
7
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2answers
1k views

Can I achieve synthetic bokeh?

In order to have a good separation of the subject from the background you usually use fast lens with high aperture and so on. Can this, however, be achieved purely digitally?
6
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3answers
251 views

Searching for a good online Job for my father

My father has been a professional photographer during all his life. But in my country India, not many people explore photography as a profession. That means, he started it all in the '70s with a Photo ...
6
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4answers
321 views

What settings do I need to use for interior shots so the lights don't look flared/streaky?

What settings do I need to use for interior shots so the lights don't look flared/streaky? See example below:
6
votes
3answers
354 views

What does “DMC” mean?

I have seen "DMC" in many names of digital cameras. Is this an abbreviation? What does it mean? Some examples: Lumix DMC-TZ40 DMC-FZ200 DMC FT25
6
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3answers
290 views

How can I avoid or correct the “inverse Ageratum effect” in digital photography?

I was used to the ageratum effect with film cameras: as the red pigment on film is much more sensitive to IR than the humman eye, some flowers (such as the ageratum) appear pink in a photograph while ...
6
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2answers
231 views

Do UV filters serve any other purpose on modern lenses other than to protect them? [duplicate]

Are camera sensors sensitive to UV light? I thought that all modern cameras have UV protection 'built in'. Do UV filters serve any purpose nowadays other than protecting the lens from dirt, ...
6
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3answers
256 views

What's the formula for f-stop equivalence between different sensor sizes?

The famous Group f/64, to which Ansel Adams and several other prominent photographers of that day belonged, were named that because of the f-stop: The term f/64 refers to a small aperture setting ...
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1answer
164 views

Displaying subject age instead of capture date in photos

I am creating a photo album for my puppy. Usually a date is recorded when a photo is taken. Check this link out. I want to make a photo album in such a way that each photo carries the age of puppy ...
5
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4answers
522 views

What types of digital cameras are out there?

Everything I come across while researching digital cameras for the most part falls into two categories: Point-and-Shoot and SLRs. Are there any other types of cameras, be it professional or consumer, ...
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4answers
2k views

Is an entry-level DSLR good enough for portrait photography?

I'm looking into starting a small at home portrait photography business mostly as a hobby for now, and I'm wondering if the camera I have now (Nikon D3000) is good enough for portrait photography. ...
5
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1answer
383 views

What do all the settings do in Lightroom?

What do all the do all the develop settings mean in Lightroom? For example, what does the Fill light setting do, and how does this differ from the Brightness setting? I can of course just play ...
5
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4answers
280 views

Are there reasons for using in-camera processing settings rather than adjusting in post?

I recently upgraded from a Nikon D3100 to a D600. The D600 has many more correction features such as Active D-Lighting, Filters, color tone, vignette control, Noise reduction, etc. Is there an ...
5
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2answers
293 views

How to become a professional photographer

I have a great passion for photography. I own a normal Canon digital camera of 10 megapixel. I would like to learn more about the various techniques, tips for taking great pictures so that I an ...
5
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1answer
263 views

How did people showcase their photographs before the Internet?

I am curious as to how, in earlier days (before the advent of Internet), photos were showcased to large audience when someone was in the learning path of photography? Nowadays you take a picture ...
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2answers
3k views

Printing out a photo taken in Landscape, in Portrait

I have a selection of photos on my PC that were taken in Landscape, but I want to make Portrait. The reason for this is so they can fit Portrait slots in a multi picture frame. I have chosen these ...
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3answers
473 views

How are pixel value and intensity related?

How does the value of a pixel at any point correspond to the intensity of light photons striking at that point? Is there any mathematical relation between these two? 1 pixel value = ?? lumen.
5
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1answer
170 views

What is the camera doing when “processing” a long exposure photo

I'm looking for a technical answer, ideally from an engineer that actually works on the cameras or someone who's reverse engineered the firmware. I'm a graphics programmer so don't hold back the tech. ...
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2answers
489 views

What are the disadvantages of focus stacking?

Taking a few landscape shots and was wondering how you would make both the front and back of the photos sharper. Came across Focus Stacking but my biggest concern right now is the quality of the ...
5
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1answer
440 views

Has anyone used Alien Skin Bokeh?

I was wondering if anyone has had experience with using the Alien Skin Bokeh application. Is it worthwhile, or it gimmicky? Thanks!
5
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2answers
127 views

Favourable characteristics of robotics research camera?

I use Imaging Source CCD firewire digital cameras to capture video streams for use in robotics research. These cameras are reasonably priced and performance is (from my perspective) decent. ...
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0answers
651 views

How do you backup your photos? [duplicate]

Possible Duplicate: What method is best to take backups of your digital photos? Just as the question says: How do you guys back up your images? CDs DVDs SD cards Internal/external HDD or ...
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6answers
252 views

Does the camera tell me the shutter speed it will use when in aperture priority and the aperture and ISO are set?

I am wondering if a DSLR can show what the shutter speed it will use prior to shooting. I was doing some shooting in a library this morning and was using aperture priority. My daughter was running ...
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3answers
1k views

How long is too long to leave the shutter open before prolonged exposure to light damages the sensor?

I'm about to start exploring the world of long exposure shots, using my Canon EOS M. The camera has a standard max exposure time of 30 seconds, but in bulb mode I can keep the shutter open ...
4
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3answers
175 views

Where lays the border between correcting photo and creating a new one using PC?

There are two physical different steps on creating the photo: Actual shooting (including preparing to shooting) Post processing on PC (all what starts after downloading the photo to PC) On the ...
4
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7answers
239 views

How do I expand a low dynamic range scene, in the analog domain, when shooting a photo?

I was on an observation deck taking pictures of a city, it's an overcast day and the air is hazy. The pictures come out and looking at the histogram everything is bunched in the center. The image ...
4
votes
2answers
323 views

What is the effect of long exposure on file size?

Is it a rule that long exposure will produce a larger size file compared to a shorter exposure? It seems logical, since you are writing more data to the memory card when you expose for more time. ...
4
votes
3answers
312 views

What feature in a digital camera do I want to give better quality pictures?

Five years ago I bought the Canon PowerShot S2 IS and loved the pictures it took. All pictures were very sharp and overall I was very happy with the camera. Last year I "upgraded" to the Panasonic ...
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3answers
201 views

Multi-Image Meshing: Image Stitching an Array

I've got a large 1 meter by 2 meter pattern printout for a garment. I'm not able to capture fine detail with a single shot, namely the sensor on my camera captures poor detail at distances past a ...
4
votes
3answers
1k views

What equipment should I use for a studio photoshoot (24-70 f2.8 and Nikon D90)?

I just bought a 24-70 f2.8 which i will be using with D90 (normally it is not for D90 but i am planning to buy a D3 So i bought it in advance). And next week i have a studio photo shoot(this is my ...
4
votes
1answer
990 views

What is the best way to get good quality digital pictures from negatives?

What is the best way to get good quality digital pictures from negatives? I mean, I have a lot of negatives with pictures of my childhood that I really want to recover, but I'm not sure what process ...
4
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2answers
932 views

Infrared Photography - How to set White Balance?

When I started out photographing in infrared I wasn't setting a specific White Balance (I let the camera set on automatic). Then I started learning more about how people take infrared shots, and that ...
4
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3answers
358 views

How to build a digital reprography system on a budget?

I am a cartoon artists and illustrator and my A3 flatbed scanner just broke. A good A3 (11"x17") scanner costs somewhere between $1500-2000 usd/eur, so I am asking myself, if I could not put ...
4
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1answer
172 views

Which websites give step by step explanation to how a picture is taken?

I randomly came across this article http://www.dpreview.com/articles/7670130459/editorial-lighting-the-minimalist-way - I would like to find out if there are any websites there are dedicated to ...