| 摘要 |
A line head, includes: a plurality of first substrates each of which includes a plurality of light emitting elements which emit light beams, a second substrate to which the plurality of first substrates are bonded, and an optical system which includes a plurality of lenses which focus light beams emitted from the plurality of light emitting elements toward an image plane, and in which a plurality of lenses face each of the plurality of first substrates.
|
