Optical deflecting-scanning apparatus

An optical deflecting-scanning apparatus includes a deflector for deflecting a light beam to scan, a driving device for rotationally driving the deflector, a cover having a cylindrical portion to cover a peripheral surface of the deflector and an annular slit provided in the cylindrical portion of t...

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Bibliographic Details
Main Author DATE NOBUAKI
Format Patent
LanguageEnglish
Published 04.09.2001
Edition7
Subjects
CORRECTION OF TYPOGRAPHICAL ERRORS
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME
LINING MACHINES
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PERFORMING OPERATIONS
PHYSICS
PICTORIAL COMMUNICATION, e.g. TELEVISION
PRINTING
SELECTIVE PRINTING MECHANISMS
STAMPS
TRANSPORTING
TYPEWRITERS
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Summary:An optical deflecting-scanning apparatus includes a deflector for deflecting a light beam to scan, a driving device for rotationally driving the deflector, a cover having a cylindrical portion to cover a peripheral surface of the deflector and an annular slit provided in the cylindrical portion of the cover and extending in a circumferential direction of the deflector. The slit opens along the entire circumference of the deflector.
Bibliography:Application Number: US19980097730