VT-20

• Elegant design for the appearance and easy and flexible optical lens dials
• Precise optical lens with top-grade coating

• Top-grade quality View Tester in Far East.Capable of checking up all-sided visual functions, accurate and comfortable in measurement.Uses rotating disc to locate the sphere

• Can make sphere power adjust in 3.00d big scope

• Cleverly designed to operate the cross cylinder. Supplementary fittings are supplied for nearsight Clear scale, convenient and durable operating .

This is suitable for eyesight examination in spectacles shops, department of ophthalmology in hospitals, schools and enterprises

• Two colors choice