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OPHTHALMIC TEST DEVICE AND HESS SCREEN TEST DEVICE
专利权人:
发明人:
申请号:
EP10791959.9
公开号:
EP2446811A1
申请日:
2010.06.07
申请国别(地区):
EP
年份:
2012
代理人:
摘要:
An ophthalmic apparatus (1) includes: a screen (11) a examination controller (3) a first image projection unit (5) projecting a target image a second image projection unit (7) projecting a pointer image a mirror (9) reflecting the projections of the first and second image projection units (5) and (7) to project the same onto the screen (11) and a pointer operation input unit (13) through which the pointer position is inputted. The examination controller (3) includes: a first image generation unit (21) generating a target image an image correction unit (22) correcting the target image so that the target image does not look distorted on the screen (11) a calculation storage unit (24) calculating the position of the pointer according to the input through the pointer operation input unit (13) and storing the calculated position a second image generation unit (23) generating the image of the pointer and an output unit (25) presenting or outputting the target image and the position of the pointer.
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