Eyecheck Function - Asus VY249HE User Manual

1.5.3

EyeCheck Function

The EyeCheck function contains three patterns:
• Snellen Chart: Select one of the three available eye charts to measure
visual acuity.
L0.1
L0.2
•
• Amslter Grid: To check all lines should be straight while focusing at the
center point.
• Astigmatism: To check each line should be the same width.
1-8
L0.7
L0.8
L0.9
L1.0
L1.2
Use the or button to toggle the selection.
11
12
9
8
9
L0.3
L0.4
L0.5
L0.6
12
1
2
3
4
5
6
Chapter 1: Product Introduction