| 摘要 |
PROBLEM TO BE SOLVED: To provide an optometry system which has a small number of parts and can control lighting-up of an extra-screen lamp attached on a visual target.SOLUTION: The system includes a configuration in which if a mode detecting image signal of an optometry mode requiring the lighting-up of the extra-screen lamp (such as a fixation lamp 200 or a glare lamp) is included in the image signal, a main control circuit 314 turns on the extra-screen lamp (such as the fixation lamp 200 or the glare lamp). |
