It seems there might be a slight confusion with the term "din land." Based on your suggestion, it appears you are referring to "Edwin Land," who was an American inventor known for his work with Polaroid film and instant photography. Let me explain "Edwin Land" in simple terms.
Definition: Edwin Land was an American inventor who created the Polaroid camera, which allowed people to take pictures and get them developed instantly. He was born in 1909 and passed away in 1991.