Aperture Rule™ Trainer Kit

A standard instrument in most VT programs. Features progressive fixed demand.

Polarized or colored lenses are not required. Helps improve low fusional and accommodative reserves,

poor stereopsis, fixation disparity suppression & tight accommodation-conversion relationship.

The trainer assists patients with asthenopia & visually related learning problems.

30PD Base-Out to 17.5PD Base-In.

Look at the catalog here