Features

• Polarized chart for binocular test
• 23-inch high contrast and bright display
• Smooth and quiet operation
• Wireless Remote Control
• Wide range of test types
• Precise distance adjusment
• Easy mounting
• Random test sequence

See the features : https://drive.google.com/file/d/1X4nuVevqpaYhOCUE7IZkFafuIlFb2Ia6/view?usp=sharing