| 摘要 |
An optometric apparatus for correcting the refraction of an eye to be examined, which allows even a person who is inexperienced and unfamiliar with optometry to easily obtain appropriate prescription values, and conduct analysis of the visual function. The optometric apparatus has a rotary prism for imparting a prism power to the eye to be examined. An appropriate examination is conducted by using the rotary prism in accordance with a program stored in a memory to obtain the prism power of an expected state, and a result of examination is displayed.
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