Potec PLC-8000 - Aniseikonia(Vertical) Chart Function; Red-Green Chart Function

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18. Aniseikonia(Vertical) Chart Function
 Auxiliary lens: Red : Red/Green Glasses(PLC-8000), Polarizing Glasses(PLC-
8000pola)
 Right eye see the right frame and left eye see the left frame.
Subject’s vision
Button Correction
PLC-8000 PLC-8000pola
Mask_Up Enlarge only the left part of the chart
displayed on the LCD.
Mask_Down Reduce only the left part of the CHART
displayed on the LCD.
19. Red-green Chart Function
 Ideal appearance : The sharpness of letters on the red and green sides appears equ
al
The letters on the red side are sharper. Add the negative power.
The letters on the green are sharper. Add the positive power.