Near Vision Tester YSNV100

Product image coming soonNear Vision Tester YSNV100

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Near Vision Tester
The YSNV-100 near vision tester enables a complete refractive and binocular vision investigation to be carried out with the head and eyes in their normal posture at any working distance.
The refractive tests include:
· Measurement of visual acuity using Snellen letter and illiterate E-chart, and Times Roman reading types.
· Accurate determination of presbyopic additions and other near corrections.
· Near vision astigmatism tests.
· Amplitude of accommodation including monocular measurements under binocular conditions.
The Binocular balance tests include:
·Fixation disparity test for uncompensated heterophoria motor eye dominance.
Accommodation-convergence relationship.
· Quantitative evaluation of foveal suppression in heterophoria patients.
· Near point of convergence.
· Targets for subjective cover tests for heterophoria and harmonious ARC.
Test Distance:
36cm
distant control:
60cm
size:
220(H)*210(W)*42(D)mm
weight
780g
power supply
LR6AA/1.5V*3

Specifications are sourced from the authorized supplier catalog and must be confirmed for the quoted configuration. Regulatory documentation is verified by model and destination country.