50charts and various masks
Landolt, Letter, Child, Snellen, 50 kinds of charts, and Horizontal lines, Vertical lines, one chart, various masks can be selected by the remote control box.
It moves to the following chart in a maximum of 0.3 seconds.
2 kinds of programs can be selected. 48 kinds (maximum) of charts and masks are memorizable.
By using an optional deviator, the operation of a room light is available by the remote control.