Easy
to use
Portable
No
electricity required
Lightweight
(less than 1 kg)
Tested
worldwide
United
States F.D.A. 510(k)
Provides
direct readout of spectacle prescription

As accurate
as an autorefractor at a fraction of the cost.
Ideal
for use wherever conventional methods are impractical or
unavailable – in schools, at the work place and on field
visits.
An effective
tool for over-refraction of contact lens wearers and for
use with difficult-to-refract patients.