目的比较米制直尺、电脑验光机与瞳距仪测量双眼瞳距的差异。
Objective To investigate difference of metric ruler, videorefactor and pupillometer in measuring pupillary distance (PD).
目的比较米制直尺、电脑验光机与瞳距仪测量双眼瞳距的差异。
Objective To investigate difference of metric ruler, videorefactor and pupillometer in measuring pupillary distance (PD).
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