New to the Keeler product portfolio is the Digital Applanation Tonometer, (D-KAT). Designed and manufactured in the UK to the same exacting standards as all Keeler products, the Keeler D-KAT delivers reliability and ease of use. It operates accoring to the Goldmann method. With less moving parts, the D-KAT is more reliable and accurate with recalibration just taking a few seconds.