The Welch Allyn SureSight Vision Screener is the first objective, accurate vision test that ensures reliable early detection of refractive error, the primary vision disorder in children.
Lights and sounds engage the patient's attention. Requires minimal cooperation, making it ideal for use on young children, the disabled, and in situations with a language barrier.
Compact, lightweight unit can be easily carried anywhere you need it.
Data Acquisition: Measures and averages 5 to 8 readings/eye
Data Acquisition Time: 2.4 s/eye
Measurement Range: Sphere .0 to -5.0 diopters. Cylinder 3 diopters
Weight: 2.0 lbs (0.9 Kg)
Working Distance: 14 inches (35 cm)
Battery Life: More than 3 hours of continuous usage
Low-battery Indicator: Indicates ~ 15 minutes usage remains
Technology: Welch Allyn proprietary Hartmann Shach autorefractor hardware/algorithm
I use the Sure Sight to screen 3-4 year olds. It takes some practice, but once you understand it, you have a great tool. We've caught a lot of problems early that might otherwise have never been caught.