Perimetry Trial Lens Set685900
The Perimetry Trial Lens Set provides the key values of spheres and cylinders needed for use with your visual field room. Each set contains 28 plus and 28 minus spheres from 0.25 to 16.00 and 12 plus (or minus) cylinders ranging from 0.25 to 5.00.
The Perimetry Trial Lens Set measures only 9.5" ( 24 cm) square.
Available as either + or - cylinders sets.