Antarctica

Antarctica
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The process of making an image appear natural to the eye, either by changing the lighting or by changing the white balance or tint of an image after the fact.

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1answer
423 views

Human perception in color mixing

Look at this image: 50% of its pixels are blue (0, 0, 255), 50% of its pixels are yellow (255, 255, 0). When I look at my computer display from a distance where I cannot distinguish the ...
3
votes
1answer
514 views

Color correction by a reference image, or How to compare images and generate color lookup table?

I have two images A and B, of the same object. A has distorted color, but the color of B is better. I want to correct the color of A with the help of information contained in B. How do I do this? I ...
3
votes
2answers
282 views

Color correcting difficulties… on cloudy days

I own professional photography equipment and I know how to achieve correct exposure. I also use adobe lightroom. I use auto white balance but I am usually pretty good at eyeballing color corrections ...
3
votes
2answers
145 views

Does the iPhone do automatic tone/color correction?

When I recently imported photos from iPhone into LR, I noticed that every photo had evenly balanced histogram, so I guess that after you take a picture with iPhone, it is immediately processed and ...
3
votes
1answer
107 views

How to avoid glare problems with insert-your-photo portfolio books?

Right now I am using the Itoya Art Profolio Expo 8.5X11 ("XP-12-8") and have my prints (Kodak Endura Lustre) and tear sheets sitting loose inside. The good thing is that the tear sheets are safe (I ...
2
votes
4answers
171 views

Pictures of a dark violet flower appear light blue. Is this a lens or a technique problem?

I just got this Tamron AF 70-300mm 4-5,6 Di LD Macro 1:2 for my Canon 500D. I tested it yesterday and it works fine. Only one problem: I took pictures of a flower which is dark violet. But when I ...
2
votes
3answers
517 views

How do I judge correct White Balance?

Which photo has the more correct White Balance? For me the second is much better than the first. My understanding is that the R+G+B histogram needs to be as balanced as possible. Is this true, or does ...
2
votes
1answer
131 views

What causes color imbalance, and how does it relate to chromatic aberration?

I am trying to figure out how color balance and chromatic aberration are different and related. It seems to me chromatic aberration is caused by the lens operating differently on lights of different ...
2
votes
1answer
508 views

Match colors in Lightroom to other editing tools

I noticed that sometimes Lightroom develops a raw image quite differently from my Canon camera or DPP (Digital Photo Professional by Canon). Even if in 90% of the cases I'm happy with Lightroom, in ...
2
votes
2answers
469 views

How can I remove color cast created by a defective scanner?

I scanned my photo using an HP Scanjet scanner, but scanner CCD sensor has a problem and the result is a scanned image as below: As you can see in the image, there is additional color cast. Is it ...
2
votes
2answers
882 views

What is colour correction, and how does it work?

As I've recently picked up photography as a hobby, I've been reading more and more about it online. A term I come across is "Colour Correction." But what does this mean for my photos? I've never seen ...
2
votes
2answers
106 views

What should I do with negative values when computing sRGB colors from spectra?

This question is from the computational side of things. Maybe some of you computational photography folks can help me out. If I have a normalized CIE XYZ tristimulus vector like this one: (x, y, z) ...
2
votes
2answers
239 views

Problem in white balancing photographs taken in sun

When a photograph is taken in sun, the whole photograph becomes slightly orange in color. Specially the skin tones become too orange. The photographs are taken from simple mobile phone high megapixel ...
2
votes
1answer
677 views

Colour correction/Colour balance in Post processing of Raw images

I have some RAW files (CR2 and NEF) captured using Canon & Nikon cameras. If I have to perform Colour balancing/Colour correction using Lightroom or Adobe Photoshop CS, would those tools give me ...
2
votes
1answer
49 views

what is the camera filter used to correct daylight balanced sources to tungsten-balanced film?

what is the camera filter used to correct tungsten light sources for daylight balanced film? what is the camera filter used to correct daylight balanced sources to tungsten-balanced film?
2
votes
1answer
249 views

Preparing/using a camera color profile using IT8 target on Linux/Darktable

In my photo processing workflow I use Darktable to handle the CR2-to-TIFF/JPEG conversion, however I frequently struggle with getting the colors right. As the first step toward correct colors I am ...
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vote
2answers
216 views

Why do SLRs and DSLRs use different flash gels?

I occasionally use gels to match my flash to ambient lighting. It’s easy to find green gels (CTG) to match fluorescent lights and orange gels (CTO) to match incandescent. However, in my experience, ...
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4answers
599 views

Will LEDs work with a point & shoot camera for light booth digital photography?

I am planning on using multiple strips of LEDs to light up a 2 ft x 2 ft x 2 ft light booth for taking pictures of small items. LED output is Cool White 6500k. Digital camera is low cost 5 megapixel ...
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6answers
505 views

Does the subject's face have too much red tint?

I took the attached picture with an iPhone 4, outside around 5pm, which was close to sunset. Does the subject's face have too much red tint? If yes, how would I fix this?
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2answers
560 views

Color issue: studio images have a pink hue

I have a small home studio and use 2 x 250 flash heads, and a white vinyl background. I use a Canon 5D Mk II and generally shoot at 1/125 and f11-13. My problem is my images all have a pink hue to ...
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4answers
520 views

How do I get 3 images to match the same colors (is it via color correction?)

I have a set of 3 images and I would like for all of them to have the same color scheme (ie. I think it's via color correction) Essentially I want the gray in each photo to look identical when I look ...
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2answers
55 views

How do I warm up my flash's color for indoor shooting with slide film?

I am using ISO 100 35mm slide film (camera Minolta x700, with a dedicated flash unit). Pictures taken indoors with flash have come out insipid and almost too cold (white). How can I add a bit of ...
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3answers
102 views

Any way of achieving accurate color saturation?

There have been multiple times when capturing a landscape where the images I took look really unsaturated. Yeah, I can boost the saturation, but I don't want to accidentally make the photo look ...
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1answer
80 views

Save all color editings as a mapping in Photoshop?

Am I dreaming, or do I recall reading something about being able to "save a color table" or "save color transformations" or somesuch, which has the effect of "canning" all old-to-new colors no matter ...
1
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1answer
232 views

What is the color shift between Alien Bees b800 and Elinchrom Rx 600 lights?

I have a shoot coming up at a rental studio where they provide Alien Bees b800(s). To supplement I'm bringing one of my Elinchrom lights for a key. Anyone know what to expect in terms of color shift ...
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vote
2answers
793 views

What is the math behind white-balance, and how to choose it?

Given a bad balanced RGB image (in terms of white balance), how can I choose the proper color balance that needs to be applyed (as a RGB vector where 128,128,128 is the neutral)? Same question for a ...
1
vote
1answer
456 views

Skin tones become yellower/ oranger when flash is on

When I take pictures of people, the yellow and red tones seem to be enhanced and the result is a more jaundiced complexion in best case scenario and orange and a bit shiny if their skin is a bit oily. ...
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vote
1answer
271 views

What resources exist to learn how to create “good” Custom Canon Picture Styles?

After many years shooting with Canon I have only just realised that you can edit picture styles on your computer using Canon's Picture Style editor tool and then load them into the custom slots on ...
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1answer
165 views

How to correct skin tone using Photoshop

How could I correct on Photoshop the skin tone to match the skin tone below? Starting from this overexposed picture:
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2answers
356 views

How to select “white point” before calibrating a monitor with Spyder3 [duplicate]

My Samsung monitor has the following Color Modes Cool 2 Cool 1 Normal Warm 1 Warm 2 With factory settings, the monitor has a minor red tint; if I switch to Cool 1, it looks normal; whites look ...
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1answer
250 views

Is this effect built in inside Canon 600D?

I watched this video: https://www.youtube.com/watch?v=_yiWPkMRlaI and loved the colors too much. I want to know how can I achieve colors like that in photo or video? Does 600D have that built it or ...
0
votes
4answers
130 views

How to take a picture of a point light source?

I work in a scientific laboratory and I need to take a picture of a sample that emits low intensity visible light (blue) when an infrared laser (980 nm) is pointed to it. I am using a filter with an ...
0
votes
2answers
55 views

Color matching Product

How can i match colors from the real world to my computer monitor. I have seen tons of post talking about matching colors from picture to picture, calibrating colors on my monitor, etc. But i haven't ...
0
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2answers
85 views

Taking pictures of rugs for online use

I work for a rug manufacturer in the same office as the photographers for our online sales. They take all photos of rugs in house. They have a tremendous amount of post processing that has to be done ...
0
votes
1answer
180 views

What's the best way to remove discolouration of scanned photographs?

I'm got a batch of printed photos which I am scanning to store a digital copy of and possibly enlarge them for printing. I've scanned them at the maximum quality (600DPI) and saved it with the least ...
0
votes
2answers
161 views

Capturing vibrant colors on a bright, sunny day

Recently I was on a vacation trip at Phi Phi Island with my Nikon D5300 and a simplistic 18-55 NIKKOR kit lens. I was sailing on a cruise. It was a bright, in fact very bright, sun outside. On a boat, ...
0
votes
1answer
56 views

How to do color correction on multiple display devices?

Each display device renders colors in their own way. E.g. Apple's retina display renders colors in a more vivid way then an LG display device. The photo editor has to deal with this problem. I use my ...
0
votes
3answers
211 views

Is it possible to do non-destructive JPG color correction?

I would like to perform color correction on my photos before printing so that my workflow will create reproducible prints. (i.e. the lab corrects my photos and I print them again later, they may be ...
0
votes
4answers
22k views

What is the best free software to edit NEF photos? [duplicate]

I'm new to photography and just starting to take photo in RAW format. I haven't found a difference in quality of color adjustment editing between ViewNX (free software coming with my Nikon d5100) and ...
0
votes
1answer
70 views

Gimp's color options not working

I'm trying to edit the color balance of a layer in a .xcf image, and none of the color commands do anything. For example, I can crank saturation and value to 0 in Hue-Saturation, or invert values, and ...
0
votes
0answers
45 views

How to force xRite ColorChecker passport software detection orientation?

I'm using the xRite ColorChecker Passport for color correction in RAW photos. I like to have the passport by on the main plane of the item being photographed so that the lighting of the reference ...
0
votes
1answer
123 views

What color corrections are being used here? [duplicate]

Trying this one more time. http://i.imgur.com/TBVIJEE.jpg I like the moody tones and the softness. It seems curves are being used in some way but I'm not sure how. More examples: http://...