LED Vision chart
Model:C901
Technical Data
LED size: 17 inch XGA Panel
Working distance: 2-7m, Step 0.1m (80-260inch, Step 5inch)
Remote Control: IR
Battery of remote control: AAA
LED brightness: ≥ 160CD/m2
Vision icon: E, C, Alphabet, Figure, Children
Testing function: Schober test
Worth test
Cross grid
Coincidence test
ETDRS
Stereo test
Astigmatism test
Fixation point test
Ishihara test
Cross cylinder
Red green panel
Red green balance
Contrast sensitivity
Mask: Opposite color, Single icon mask, Horizontal mask, Vertical mask, Red/green mask.
Unit: 5-Grade, Decimal, LogMAR, Snellen(ft), Snellen(M)
Other functions: Mirror icon, Screen saver.
Power Supply
Input voltage: AC 100~240V
Input frequency: 50Hz/60Hz
Output power: 20VA(max)
Output voltage: DC 12V
Ambient conditions
Working
Temperature: +5° C~+40° C
Relative humidity: ≤ 80%
Air pressure: 800hPa~1060hPa
Storage
Temperature: -40° C~+55° C
Relative humidity: ≤ 93%
Air pressure: 700hPa~1060hPa
Transportation
Temperature: -40° C~+55° C
Relative humidity: ≤ 93%
Air pressure: 700hPa~1060hPa
Net weight: 2Kg
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