公开(公告)号：BR7705809A

公开(公告)日：1978-06-27

申请号：BR7705809

申请日：1977-08-31

Applicant: IBM

Inventor： SNELL S ,  GIBSON D ,  KUMMLI P ,  ULRICH M ,  DANIELS R

IPC: G03B27/34 ,  G03G15/00 ,  G03G15/041 ,  G03G15/28 ,  G03G21/00 ,  G03G15/04

Abstract: A continuously variable reduction scanning optical system wherein a preferred embodiment is disclosed with mechanisms for continuously adjusting the magnification ratio, the total conjugate length, scan speed, scan length, and leading edge registration. Either a single focus or variable focus lens can be used.

公开(公告)号：BR7708305A

公开(公告)日：1979-07-03

申请号：BR7708305

申请日：1977-12-14

Applicant: IBM

Inventor： JONES R ,  ULRICH M

IPC: G03B27/36