发明名称 |
Domestic appliances/home automation image projection mechanism having first image projection Fresnel lens and second increased lens type increasing image size/ projecting front space image. |
摘要 |
The image projection mechanism has a Fresnel lens (1) so that an image (3) of an object (4) is placed in space in front of the Fresnel lens to an observer. A second Fresnel lens (2) collects light from the first Fresnel lens and because of its shape and an increase in lens types of 20 providing a bigger image.
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申请公布号 |
FR2801715(A1) |
申请公布日期 |
2001.06.01 |
申请号 |
FR19990014840 |
申请日期 |
1999.11.25 |
申请人 |
BOCQUET MAURICE |
发明人 |
BOCQUET MAURICE |
分类号 |
G02B3/08;G02B27/22;(IPC1-7):G09F19/12;G01G19/44;G01G23/32 |
主分类号 |
G02B3/08 |
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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