£285.00Near Vision Unit

The Evans Near Vision Disparity Unit combines a comprehensive range of tests for refraction and ocular motor investigations at near.

The unit is supplied with polarisation set at 90 degrees x 180 degrees.
The unit comes with a power supply. The casing has a much smaller footprint to previous models, standing upright on the desktop. A retractable measuring tape is incorporated within the unit.

The tests incorporated in the unit are as follows:

• Fixation disparity test
• Polarised foveal suppression test
• Polarised test for arc & suppression in strabismus
• Polarised bichromatic test
• Polarised cross cylinder target & visual acuity balance test
• Measurement of monocular amplitude of accommodation under binocular conditions
• Stereopsis test
• Tangent scale & spotlight
• N5-N12 Times reading fonts
• Dominant-eye & accommodation convergence relationship test
• Visual acuity charts (both letter & “E”) in decimal notation
• Near point convergence

Also available separately - polarised visor for use with test (OMP2497)