发明名称 |
Modular Focus System for Image Based Readers |
摘要 |
A modular focus system for image based code readers includes swappable lens attachments enables fixed focus, manual focus, and variable focus operation from a single reader. A manual focus lens cap includes a manually adjustable focus ring to change the focus of the reader. A variable focus lens module includes a liquid lens that is manipulated by a voltage delivered via a pair of electrodes to adjust the focus of the reader. The lens attachments can be swapped out and replaced as needed. |
申请公布号 |
US2012161041(A1) |
申请公布日期 |
2012.06.28 |
申请号 |
US201213411906 |
申请日期 |
2012.03.05 |
申请人 |
NUNNINK LAURENS;REUTER RICHARD;COGNEX CORPORATION |
发明人 |
NUNNINK LAURENS;REUTER RICHARD |
分类号 |
G06K7/10 |
主分类号 |
G06K7/10 |
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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