We provide the A.S.F Universal Manual Lensmeter, ideal for hospitals, featuring a Direct scale reading system for precise measurements. Made of durable aluminium, this lensmeter offers accurate readings from 0.25D to +/- 20D with a Prism Diopter Scale from 0 to 5. Powered by 2x1.5 VAA Size Dry Cell or 220 Volt AC Supply, it ensures reliable performance. The compact dimensions of 300(L)mm X 150(W) X 200(H)mm make it easy to use and store. With a focus on efficiency and accuracy, this lensmeter is perfect for manufacturers, suppliers, and retailers in the optical industry.