| 摘要 |
<P>PROBLEM TO BE SOLVED: To suppress an influence of stray light between adjacent lenses in an erecting equal-magnification lens array unit. <P>SOLUTION: An erecting equal-magnification lens array unit 13 has a first lens array 17, a second lens array 18 and a connection portion 19. The first lens array has a plurality of first lenses 20. The first lenses are arranged in a first direction. The second lens array has a plurality of second lenses. The respective optical axes of the second lenses overlap with the respective optical axes of the first lenses. The second lenses are arranged in the first direction. An opening is formed in a connection portion 19. The opening is formed between the first and second lenses of which the optical axes overlap with each other. <P>COPYRIGHT: (C)2013,JPO&INPIT |
