Various Types of Standard Visual Acuity Charts
The various standard charts include tests such as Letter, Number, landolt C, Snellen E. Children chart and other specialty charts as well.
Color Vision Test
HDC-9000N/PF presents 12 charts for testing Color Blindness and 9 charts for classifying the level of visual inability.
Contrast Sensitivity Test
The HDC-9000N/PF also has a function to measure contrast sensitivity at various levels using letter charts and the bar.
For the color blindness test, the HDC-9000N/PF supports the professional test consisting of 85 color charts diversified by wavelength and the simple test of 15 color charts.