DISPLAY MODES: ADVANCE DISPLAY MODES LIKE SINGLE LETTER, SINGLE COLUMN.
DUOCHROME FUNCTION FOR ALL OPTOTYPES AND LANGUAGE CHARTS . EXTERNAL USB PORT FOR EASY SOFTWARE UP GRADATION.
EXCLUSIVE IMAGE GALLERY FOR VARIOUS EYE DISEASES.CHART BACKGROUND REVERSE MODE.
STANDARD TESTS: SNELLEN , LOGMAR , ISHIHARA ,MADDOX ,WORTH FOUR DOTS, ASTIGMATISM, CONTRAST SENSITIVITY, DUO-CHROME , PHORIA
OPTOTYPES: SLOAN LETTERS , NUMBERS, TUMBLING E, LANDOLT RINGS, FIGURES FOR CHILDREN.