What is cinematography? 
It has to do with the science or art of motion pictures.
I like motion pictures
Cinematography
Cinematography (from ancient greek κίνημα, "kìnema" "movement" and γράφειν, "gràphein" "to write") is the science or art of motion-picture photography and filming either electronically by means of an image sensor, or chemically by means of a light-sensitive material such as film stock.
Cinematographers use a lens to focus reflected light from objects into a real image that is transferred to some image sensor or light-sensitive material inside a movie camera. These exposures are created sequentially and
American Society of Cinematographers
The American Society of Cinematographers (ASC), founded in Hollywood in 1919, is a cultural, educational, and professional organization that is neither a labor union nor a guild. The society was organized with a purpose to not only progress and advance the science and art of cinematography, but also gather a wide range of cinematographers together to collaboratively discuss and exchange techniques and ideas and to advocate for motion pictures as a type of art form. This mission is still ongoing. Currently, the president of