China Top Quality Nv-100 Ophthalmic Near Vision Chart

• Classification: Optometry Equipment
• Type: Near Vision Tester
• Certification: CE
• Group: All
• Certificate: Ce ISO FDA
• Power Supply: Lr6 AA/1.5V*3
• Model NO.: NV-100
• Weight: 780g
• Size: 220(H)*210(W)*42(D)mm
• Name: Nv-100 Near Vision Chart
• Distant Control: 60cm
• Item: Near Vision Chart
• Test Distance: 36cm
• Model: Nv-100
• Warranty: 12 Months
• Transport Package: Standard Exporting Packaging
• Trademark: VSO
• Origin: Chongqing, China
• Production Capacity: 1000 Units/Month

Product Description

China Top Quality NV-100 Ophthalmic Near Vision Chart

Features:
The NV-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 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.
 A centimeter ruler for measuring working and testing distance is included. 
 The chart can be illuminated individually by means of an infra red remote controller

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