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Clinical comparision of the Welch Allyn SureSight handheld autorefractor versus cycloplegic autorefraction and retinoscopic refraction. Abstract OBJECTIVE To compare the Welch Allyn SureSight™ wavefront autorefractor with retinoscopy in normal dogs. ANIMALS STUDIED Fifty privately  Product Description Welch Allyn SureSight Autorefractor. SureSight™ Autorefractor is a portable, Oct 30, 2007 · BACKGROUND OF THE INVENTION. 1. Field of the Invention. The present invention relates to visual screening systems and methods, and more … Welch Allyn SureSight Autorefractor 14010 SureSightâ„¢ Autorefractor is a portable, fast and affordable device that makes testing even your toughest patients  • Measures and indicates abnormal readings automatically • Child-friendly, five-second, automatic test that requires little cooperation • No provider evolution of handheld autorefractors and finds much to commend it. time it was the Welch Allyn SureSight) showed the best repeatability for 

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