Interchangeable stimulus disc
Can be used with CAT. NO. 2930 or 2960
Disc includes finger notches for easy turning
This campimeter wheel is used for both the 2930 and 2960 Damato Campimeters. It features a single contrast level for quick and easy testing. Wheel is durable and washable. It also includes finger notches along the parameter of the disc for easy turning during the testing process.