Is there any YCbCr color-picker so that I can better understand the color space? For example, I want to get the range from the blue sky or from green grass. I need to know the value ranges to detect ...
I desperately need some help!!! I want two lenses to do landscape, portrait and travel shots. I have a budget of U$ 1.400 and i would like something that gives me more quality them the nikon 18-200. ...