Eli Ezer EDC-2600, Руководство по эксплуатации

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Chart categories
Distance

Set installation distance from 1.5m to 7.5m. Chart size will change depending on the
distance.
Contrast

Adjust contrast at the Contrast test mode in four stages
– 5%, 10%, 25%, 50%.
Unit of Index

Set unit of sight: Decimal, Feet, Meter
ETDRS Chart

ETDRS chart offers two types of setting.
TYPE 1: English ETDRS
TYPE 2: Landolt ETDRS
Landolt / Snellen

Set Landolt or Snellen as standard chart.
Child Chart

Set chart type for children.
TYPE 1: Basic image test chart
TYPE 2: Symbol test chart
RG / Polar

Setting changes depending on the product type.
Red / Green: Regular model (Polarizing chart is unavailable during Polar mode)
Polar: Polarizing model (Both modes are available)
Cross Type

Set the Cross-chart by left/right segmented direction.
TYPE 1: 3
‟o clock dir. + 9‟o clock dir. and 12‟o clock dir. + 6‟o clock dir.
TYPE 2: 12
‟o clock dir. + 3‟o clock dir. and 9‟o clock dir. + 6‟o clock dir.