Disc with letters and numbers on one side, white on the back.
Useful for accommodative, fixation and pursuit activities.
Disc has a central hole (6 mm. diameter).
Disc can be used with VTE Rotator or Mini-Rotator, also can be used with Bernell rotator ( pls. specify when ordering).
Made of plastic material;
Thickness: 5 mm.;
Weight: 530 gr.