Red and Blue

by Gordon

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Lens filters that remove certain colors of light, used to apply a uniform color effect on the images captured.

learn more… | top users | synonyms

42
votes
8answers
8k views

Are there reasons to use colour filters with digital cameras?

Digital photos can have colour filters applied after the fact by software, so are there any good reasons to use colour filters with a digital camera? As I understand it, the main reason for them ...
9
votes
3answers
1k views

How can using a color filter help to improve a black and white photo?

Okay, so I know that using a color filter can have some desirable effects, for instance, if you use a certain color filter, it will diminish the effects of any skin problems a person has. What color ...
6
votes
3answers
5k views

What are the uses of yellow, green, red, blue filters in black and white photography?

Could someone explain the difference in using colored filters for black and white photos? What is the best practice using these filters for portraits, landscapes, macro? For different types of ...
4
votes
3answers
263 views

How to recognize different lighting color temperatures?

I'm getting my first "real" flash soon, and I've been studying a bit about lighting techniques. However, the flash comes with little colored plastic covers to match the color of the environment's ...
1
vote
1answer
2k views

What is the effect where some objects are a single bright color but the rest is black and white?

There is an option to filter only one color (R,G,B,Y) in my camera. What I want to know is can this effect be achieved in photoshop? And what is this called? I tried googling monochrome and came up ...
4
votes
3answers
752 views

How to do selective-color in Photoshop?

How to make the single color in a photography to be color and other parts changed to B&W?. Don't know exactly the name of the effect, to be more clear in the following photo I want the green part ...
7
votes
4answers
4k 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 ...