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NEAR VISION UNIT
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Manufacturer: EVANS
Product code: ACEY012EC
The Near Vision Disparity Unit combines a comprehensive range of tests for refraction and ocular motor investigations.
The unit can be supplied with polarisation set at 90 degrees x 180 degrees (for UK market) or 45 degrees x 135 degrees (for export or use with a refractor head). Please specify which option you require when ordering.
The unit is rechargeable, incorporating the latest charging circuitry and is recharged via a plug-in power supply. The new casing has a much smaller footprint to previous models, standing upright on the desktop, and a retractable measuring tape is incorporated.
The tests incorporated in the unit are as follows:
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Fixation disparity test
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Polarised foveal suppression test
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Polarised test for arc & suppression in strabismus
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Polarised bichromatic test
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Polarised cross cylinder target & visual acuity balance test
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Measurement of monocular amplitude of accommodation under binocular conditions
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Stereopsis test
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Tangent scale & spotlight
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N5-N12 Times reading fonts
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Dominant-eye & accommodation convergence relationship test
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Visual acuity charts (both letter & E) in decimal notation
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Near point convergence