If the accelerating voltage is modulated, an image orthicon TV camera can be operated as a synchronous, bipolar image detector. Experimental verification of this mode of operation is presented.
© 1981 Optical Society of America
H. H. Barrett, A. F. Gmitro, and M. Y. Chiu, "Use of an image orthicon as an array of lock-in amplifiers," Opt. Lett. 6, 1-3 (1981)