Westminster fountain at sunset

by Jorge Córdoba

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1
vote
0answers
136 views

Canon 6d color noise (and compared to 50d)

my first day with 6D, upgraded form 50D. Wouldn't be pixel peeping but something unusual caught my eye when I opened photos in Lightroom this morning. The color noise pattern is completely different ...
1
vote
1answer
197 views

What does shot noise in color images look like?

I can find examples of shot noise in monochrome images, but I can't find any examples in color images. What does shot noise in color images look like?
8
votes
2answers
903 views

Why are sensors less sensitive to blue light?

This is a followup question to Why is the blue channel the noisiest?. The simple answer to that question is that sensors are less sensitive to blue, and therefore require more amplification, which ...
27
votes
3answers
3k views

Why is the blue channel the noisiest?

It is widely observed that the blue channel in digital cameras is the noisiest. I've certainly noticed that with my camera. Why is this? Is it an artifact of some particular technology (e.g. Bayer ...