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Seven Ophthalmic Equipment Solutions

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Autorefractors/ Keratometers

Nidek Tonoref II

Three essential measurements combined in one UNIQUE instrument, the world’s first Auto Refractometer, Auto Keratometer and Non-Contact Tonometer combination unit. This newer, compact, and space-saving device provides a more user-friendly design which allows for enhanced patient flow. The user can easily select patient measurement modes and allow easy access to patient eyelids.

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Improved measurement capability even with dense cataracts and IOL implants. Pupil Zone Imaging Method – analyses a wider area (max. to 4mm) to obtain more reliable data. Super Luminescent Diode – for improved quality, clearer and sharper than LED. New Mire Ring for screening and detecting of corneal surface abnormalities. Advanced Auto Puff control and noise reduction provides for a more comfortable patient experience.


AR Measurable Range:

Sphere -30.00D to +25.00D (VD=12 mm) (0.01 / 0.12 / 0.25D increments)

Cylinder 0D to ±12D (0.01 / 0.12 / 0.25D increments)


  • Axis 0º to 180º (1º/ 5º increments)
  • Min. Pupil Diameter: ø 2 mm

AK Measurable Range:

  • Radius curvature 5.00 to 13.00 mm (0.01 mm increments)
  • Refractive power 25.96D to 67.50D (n=1.3375) (0.01 / 0.12 / 0.25D increments)
  • Astigmatism 0D to ±12.00D (0.01 / 0.12 / 0.25D increments)
  • Axis 0º to 180º (1º / 5º increments)

Measurement area: ø 3.3 mm (R=7.7 mm)


  • Measurement Range: 1 mmHg to 60 mmHg
  • Range Setting: APC40, APC60 (APC=Automatic Puff Control), 40, 60
  • Working Distance: 11 mm
  • Fixation: Inner fixation light

PD Range: 30 mm to 85 mm (indication increments: 1 mm)

Corneal Size: 10.0 mm to 14.0 mm (indication increments: 0.1 mm)

Pupil Size: 1.0 mm to 10.0 mm (indication increments: 0.1 mm)

Display: 5.7″ VGA color LCD tiltable

Printer: Thermal line printer with automatic paper cutter

Interface: RS-232C (IN / OUT), USB

Power Supply: AC100 – 240 V ±10 %, 50 / 60 Hz, 100 VA


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