| 摘要 |
PROBLEM TO BE SOLVED: To provide a display apparatus for displaying information while changing the degree of emphasis of the information. SOLUTION: The display apparatus 1 is provided with a first lens means 4, a first display means 3 arranged on the rear side of the first lens means 4 and capable of displaying first information as a first display image 3A and a first movement means 5 for moving the first lens means 4 to the back and forth direction of the first display means 3. The first lens means 4 is constituted so that the first display image 3A of the first display means 4 is converged into the viewing side of the first lens means 4 and formed as a first real image 4A in air, a first real image distance (L1+L2) between the first display image 3A and the first real image 4A is increased/decreased in accordance with the increase/decrease of the first lens distance L1 between the first display image 3A and the first lens means 4, and the first real image can be viewed. COPYRIGHT: (C)2008,JPO&INPIT
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