8
Technical Specifications
Technology
:
Welch Allyn proprietary autorefractor hardware/
algorithm
Working distance:
14 inches (35 cm.)
Distance detection:
Automatic, with audible and visual cues
Eyepiece:
Illuminated target for easy aiming
Data acquisition time:
2.4s/eye
Data acquisition:
Measures and averages 5 to 8 readings/eye
Reliability measure:
Indicates number of and variation among
measurements for the given eye
Diopter display:
1/8 or 1/4 diopter increments
Axis:
1( increments
Stand:
Compact charger and SureSight storage
Weight:
Approximately 2.0 lbs. (0.9 Kg.)
Dimensions:
6.5” x 7.75” x 2”
Class II equipment:
Continuous operation.
Transport/Storage:
-20°C~49°C, 10%(100% R.H. Max, 500hPa -
1060hPa Altitude
Operating:
10°C~30°C, 30%(75% R.H. Max, 500hPa - 1060hPa
Altitude
Measurement Range:
Sphere: +6.0 to -5.0 Diopters
Cylinder: ( 3 Diopters
Battery voltage:
7.2v nominal (Lithium Ion)
Battery life:
More than 3 hours of continuous usage
Summary of Contents for SureSight
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