发明名称 |
Image writing device, light source, light source unit, microlens and fabrication method for microlens |
摘要 |
Not only is down sizing of an image writing device achieved by reducing a conjugate distance but also a diameter of a spot light impinging on a photosensitive drum for illumination can be freely varied. The image writing device is equipped with a light source having a light emission layer formed on a transparent substrate and a microlens array configured so as to face the light source. |
申请公布号 |
US6844888(B2) |
申请公布日期 |
2005.01.18 |
申请号 |
US20020108421 |
申请日期 |
2002.03.29 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
NAKAMURA TETSUROH |
分类号 |
G02B26/12;(IPC1-7):B41J2/45;B41J2/385 |
主分类号 |
G02B26/12 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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