What is a coded-disk shaft encoder? How does its output differ from that of an incremental shaft encoder? What are the main types of coded-disk shaft encoder? Discuss the mode of operation of an...

What is a coded-disk shaft encoder? How does its output differ from that of an incremental shaft encoder? What are the main types of coded-disk shaft encoder?

Discuss the mode of operation of an optical coded-disk shaft encoder, illustrating

your discussion by means of a sketch.