plusoptiX S20 Mobile Vision Screener (4 Yr Warranty) SNS Exclusive (PreK-6) This book is great

(PreK-6) This book is great for any education professional

Useful for preliterate or illiterate patients

Finely textured fingertips ensure excellent grip and tactile sensitivity

8 year manufacturer warranty

The clear voice commands and descriptive visual icons make it easy to use in any emergency situation

plusoptiX S20 Mobile Vision Screener (4 Yr Warranty) SNS Exclusive (PreK-6) This book is greatThis 5th generation mobile vision screener combines instrument based vision screening and critical line visual acuity testing in one handy device. State of the art technology allows for an even more user friendly measurement experience. A large 7" high resolution touch screen, a built in distance measurement and an overall weight reduction of one pound makes vision screenings easier, faster and more efficient. Holds up to 1 million screenings and