6 EFTA_R1_02019386 EFTA02688197 Current Auto-refractors Two Portable Models Welch-Allyn SureSight ($5,000) is failing Right Medical RetinoMax (ex-Nikon) is more expensive (>1M Yen or $12,000) Extensive research in US by NEI on value for screening 3-5 year-old children Table-top models range in pr