发明名称 |
Eye examining instrument |
摘要 |
An eye examining instrument comprises a projection device and a concave screen. The eye examining instrument furthermore comprises a convex reflector, wherein an image can be projected by the projection device onto the convex reflector and reflected by the convex reflector onto the concave screen. |
申请公布号 |
US9084540(B2) |
申请公布日期 |
2015.07.21 |
申请号 |
US201313959295 |
申请日期 |
2013.08.05 |
申请人 |
HAAG-STREIT AG |
发明人 |
Nef Tobias;Mueri René;Gloor Philipp;Mosimann Urs |
分类号 |
A61B3/024;A61B3/10;A61B3/032;A61B3/00 |
主分类号 |
A61B3/024 |
代理机构 |
Birch, Stewart, Kolasch & Birch, LLP |
代理人 |
Birch, Stewart, Kolasch & Birch, LLP |
主权项 |
1. Eye examining instrument comprising:
a projection device; a concave screen; and a convex reflector, wherein an image can be projected by the projection device onto the convex reflector and reflected by the convex reflector onto the concave screen, wherein the convex reflector and the projection device are arranged opposite to one another in the edge region of the concave screen. |
地址 |
Koeniz CH |