Linked Questions

33
votes
5answers
7k views

How does Kelvin for color temperature relate to Kelvin for actual temperature?

Color doesn't have actual temperature. Try putting a blue square and a red square up on your monitor and hold a thermometer against both regions. If you find that there's a difference, you're doing it ...
30
votes
3answers
4k views

What is the meaning of “white balance”?

I would like to understand the term white balance. My camera has settings for white balance with the following options: Auto white balance Daylight Cloudy Shade Flash Incandescent lights White set1 / ...
16
votes
3answers
5k views

RAW files store 3 colors per pixel, or only one?

Ken Rockwell says that camera makers consider the individual R/G/B sensors when they talk about megapixels. So the image below would be a 6x6 pixel camera, not 3x3 as you would imagine. If that's ...
14
votes
5answers
4k views

Lots of noise in my hockey pictures. What am I doing wrong?

I often take pictures of hockey players but they have a lot of noise and look very bad. I guess my lens doesn't have a big enough aperture, but I'd like to know what I could do to take better shots. I ...
12
votes
2answers
1k views

Why does the histogram of an image depends on the software that opened it?

If I open a raw image in Photoshop and Paintshop pro their histograms and their look is different. However, if I open a Jpeg image in both Software, then their histogram and look is the same. What ...
11
votes
5answers
7k views

Given an image how to identify whether it is RAW file or not

I'm a much like beginner level, so pardon me if this is a very basic silly question. Once I've a JPEG photograph image file, how can I find out whether it is a RAW file or not?
11
votes
3answers
2k views

Why can software correct white balance more accurately for RAW files than it can with JPEGs?

Why are post-processing JPEG white balance corrections not as accurate as white balance with Raw? My understanding is that when shooting jpeg the camera internally does the following steps: Convert ...
10
votes
4answers
6k views

Blown out blue/red light making photos look out of focus

I've only recently started taking photos and got into shooting concerts in a small venue that has neither a pit, nor proper lighting. All they use is some kind of simple LED array. The thing is ...
10
votes
5answers
1k views

What *exactly* is white balance?

When setting a white balance configuration, we adjust the temperature and green-magenta shift to a wavelength-intensity distribution of light that correlates most closely with the actual distribution ...
8
votes
9answers
6k views

While shooting in RAW, do you have to post-process it to make the picture look good?

I always shoot in RAW. But I take lots of pictures, when I am out shooting I might come home with 600+ pictures. Many of these pics are copies of the same motive, but with different aperture, shutter, ...
7
votes
3answers
671 views

Do I always get the same colours when I set the white balance correctly?

I can set my white balance camera dial to sunlight, to overcast sky or to a tungsten lamp ensuring there's no bluish or yellowish tint and the white is really white. I know I can fine-tune these ...
4
votes
1answer
4k views

How to cancel purple stage lighting on subjects?

HI! So, I shot a live band that played under purple stage lights. Most acts have strong colored LED lights affecting the subject's skin and I'd like to know how to tone these colors down when I'm ...
3
votes
5answers
1k views

Is there a way to figure out a lamp's color temperature from a photo?

Let's say we have some incandescent, flourescent, luminescent lamps and LEDs, and there are photos made with different cameras in auto mode with each of these lamps on, and with a white sheet of ...
2
votes
2answers
3k 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 ...
2
votes
5answers
402 views

Why and how capturing RAW image instead of JPEG helps with editing [duplicate]

Often I heard photographers say that RAW is used for editing photos. I have used Adobe Photoshop Lightroom before and I don't see how capturing RAW helps. Can anyone explain how capturing RAW helps ...

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