什么是spa>astray
专利名称：LASER WRITER
35中发明人：TAKAHASHI MASARU,YOSHIMARU AKITO 申请号：JP27236089祝博士教育加盟费
申请日：19891019口头禅的英语>vago
公开号：JPH03132778A
公开日：
19910606
杭州学计算机专利内容由知识产权出版社提供
缺省
摘要：PURPOSE:To absorb variance in tolerance between a beam expander lens and other picture elements and to correct beam waist displacement by fitting the beam expander lens to a lens supporting ba in its depth direction so that the position of the lens is adjustable. CONSTITUTION:A lens holder 38 is arranged in a recesd part 35, the flat spring part 42a of a pressure bar spring 42 is fitted in a groove 36, and the top part 42c of a pressing part 42b is presd against the projecting part 41 of the lens holder 38, thereby bringing the lens holder 38 into press-contact with the inner surface of the recesd part 35. In this condition, a fixed screw 43 is screwed into a screw hole 37 via the hole 44 of the pressure bar spring 42 and via the oblong hole 40 of the lens holder 38, and the lens holder 38 is fixed on a expander lens supporting part 32b. In this ca, the position of fixing the lens holder 38 is adjustable within the length of the oblong hole 40, and therefore the position of the cond beam expander lens 25 is adjustable in its depth direction within the length of the oblong hole 40.修改英文
申请人：RICOH CO LTD
初中英语说课教案
更多信息请下载全文后查看
