Optical scanning
Optical scanning carriage
Optical scanning carriage
Optical scanning device
Optical scanning system
Optical scanning system for variable-magnification copier
Optical scanning system utilizing linear drive motors
Optical scanning unit driving device for electrophotographic rep
Optical system
Optical system drive for image formation apparatus
Optical system for an electrophotographic device
Optical system for an electrophotographic printing machine
Optical system for color copier
Optical system for copying sheet originals and thick orginals
Optical system for electrophotographic film camera/reader-verifi
Optical system for imaging an electrophotographic member
Optical system for reproducing apparatus
Optical system for scanning and flash exposing of document
Optical system having a rotating screen
Optical unit holding device for copying machines