PRODUCT DETAILS

The refractive tests include:

• Measurement of visual acuity using Snallen 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

Specifications:

• Test Distance: 36cm
• Distant Contral: 60cm
• Size: 220(H)×210(W)×42(D)mm
• Weight: 780g
• Power Supply: LR6 AA/1.5V×3