Screen with one-button touch from 14 inch away. five-second automatic test addresses compliance problems and makes testing easier. minimal cooperation is required making it ideal for use with young children. the lights and sounds engage the child's attention. automatically measures and indicates abnormal readings. automatically screens for common vision problems including near- and farsightedness astigmatism and anisometrophia. hand-held unit operates for three hours of continuous testing. battery-operated printer enables you to get print-outs anywhere anytime. weighs two lbs. and features an ergonomic grip and replaceable self-adjusting hand strap.
Features