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Grand Seiko GR3300A Auto Refractor Keratometer

£4,995.00 £4,495.00

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Grand Seiko GR3300A Auto Refractor Keratometer
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Color LCD Display

By using the color display, it becomes easier to see and confirm the alignment.


By using the Icon, it becomes easier to operate even if the person has never used the instrument.

Focus Guiding System(GR-2100K Only)

You can bring to the focus easily while you are looking at the arrow. When the arrow is gone, it is focused perfectly.

Auto Start

When it is focused, the instrument will take the measurement automatically. After the both eyes are measured, it starts printing automatically.

Printer with Automatic Cutter

The printout can be taken off easily and cleanly since it cuts the printing paper automatically.

RS-232C Interface

The measurement data can be sent to the external machines, like computer. By using the measurement data collection software, the data can be sent to the spreadsheet automatically (Option).

Measurement of Tonic Accommodation

GR-2100/GR-3100K are the first Auto Refractor in the world with the

function to measure the Tonic Accommodation. Traditionally, it must be measured in a special room by showing an "EMPTY FIELD". But, with this function, it can be done very easily Now.

Relax Function

By using the Relax Function, it can reduce the margin of measurement

error,which occurs with strain.

Measurement of Corneal Peripheral (GR-3100K Only)

Since the measurement of Corneal Peripheral is done automatically in a second, it is very useful for the selection of base curve of Contact Lens.

As small as 2.3mm Pupil Diameter can be measured.

With the addition of IOL Mode, the measurement under difficult conditions

becomes much easier.

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