I guess all of you knowing the Master of Landscapes: Ansel Adams (February 20, 1902 – April 22, 1984). He was one of the highly appreciated photographers in the world & is very famous for his fine quality of prints produced. His prints are still popular & in the sells. He was having great technique to capture beautiful landscapes with eye pleasing composition & exposure. Adams developed the famous and highly complex "zone system" of controlling and relating exposure. This was a a method for getting real to life exposure for his images & prints. He understood completely how camera & lens sees the world & how one can get images looking real to life. In the age of film camera he understood how tones of color reflect in shades of grey. His one of the favorite quote is "You don’t take a photograph, you make it" .What I interpret his statement that a true photographer composes a photo first in mind & then apply his technique to capture that