LIGHT SCANNING DEVICE

• Main Author: MATSUNAMI TAKAO
• Format: Patent
• Language: English
• Published: 21.08.1992
• Subjects: CINEMATOGRAPHY; CORRECTION OF TYPOGRAPHICAL ERRORS; ELECTROGRAPHY; ELECTROPHOTOGRAPHY; HOLOGRAPHY; i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; LINING MACHINES; MAGNETOGRAPHY; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PERFORMING OPERATIONS; PHOTOGRAPHY; PHYSICS; PRINTING; SELECTIVE PRINTING MECHANISMS; STAMPS; TRANSPORTING; TYPEWRITERS

PURPOSE:To form beam dots of same size on a photosensitive material in a light scanning device to scan a laser beam with using a hologram, even when the efficiency changes depending on the position of the beam on the hologram. CONSTITUTION:A long-length toric lens 6 is disposed between a hologram di...