a television camera tube, an improved form of the iconoscope, in which the charges on a photosensitive plate are scanned by a low-velocity electron beam
Origin of orthiconortho- + icon(oscope)
An electron tube used in early video cameras to capture images by scanning a photoactive mosaic inside the camera with a low-velocity electron beam. Unlike the earlier iconoscope, it could capture images in low light. Also called image orthicon.
Origin of orthiconorth(o)– + icon(oscope).
- TV camera tube.