title: Axial imaging necessitates loss of lateral shift invariance.
abstract: We conjecture that the lateral shift invariance of an imaging system must be limited if axial imaging capability is desired. We develop shift-invariance and depth-resolution metrics and demonstrate the trade-off in simple representative systems.
authors.affiliation: Department of Mechanical Engineering, Massachusetts Institute of Technology, Cambridge 02139, USA. astein@mit.edu
authors.forename: Andy
authors.initials: A
authors.lastname: Stein
authors.forename: George
authors.initials: G
authors.lastname: Barbastathis