This chapter by Brian Wowk is a good start. It explains the basics and compares optical phase arrays against holography (that poor word, keeps getting abused!):

This chapter by Brian Wowk is a good start. It explains the basics and compares optical phase arrays against holography (that poor word, keeps getting abused!): https://www.phased-array.com/1996-Book-Chapter.html https://www.phased-array.com/1996-Book-Chapter.html