Continuously variable reduction copier optics systems

Details Continuously variable reduction copier optics systems Continuously variable reduction copier optics systems

G - Physics

03

G

313/27, 313/28,

G03G 15/04 (2006.01) G02B 7/04 (2006.01) G03G 15/041 (2006.01)

Patent

CA 1087427

Abstract of the Disclosure A continuously variable reduction optical system for document copiers including various embodiments. A scanning optical system embodiment is disclosed for corner referenced documents. Full-exposure optical system embodi- ments are disclosed for both single-edge referenced and corner referenced documents. The systems can make use of single focus lens or variable focus lens. Specific mecha- nisms are disclosed for continuously variable adjustments to magnification, to total conjugate length, to image position, to scam speed and scan length and to leading edge registra- tion. All adjustments are tied together under the control of the machine operator.

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