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Summary of Contents for Nidek Medical TONOREF III
- Page 1 Frequently Asked Questions www.birminghamoptical.co.uk 0808 123 2020 www.birminghamopticaleducation.co.uk/...
- Page 2 It can also measure accommodation, opacity assessment, pupil size, cornea size and PD. Q - How do you turn on and off the Tonoref III? A - The power switch is found on the base of the Tonoref III on the RHS. Ensure the locking lever is unlocked during normal use.
- Page 3 Q - What do all the icons on the screen mean? A - There are two modes to the Tonoref III – The ‘upper’ mode will measure auto-refraction and keratometry. The ‘lower’ mode will measure Pachymetry and Tonometry. www.birminghamoptical.co.uk 0808 123 2020...
- Page 4 www.birminghamoptical.co.uk 0808 123 2020 www.birminghamopticaleducation.co.uk/...
- Page 5 Q - What does the Px see inside the Tonoref III? A - The fixation target for auto-refraction and keratometry is a hot air balloon at the end of a road. (Advise the Px the image will go in and out of focus during measurement) The fixation target for non-contact pachymetry and tonometry is a green dot.
- Page 6 Q - What does ‘KM?’, ‘AR?’, ‘PACH?’, ‘NT?’ mean? A - This indicates the Tonoref III has been unable to achieve all required measurements. Press the button on the joystick to retake the missing measurements. When complete ‘FINISH’ appears on screen.
- Page 7 Q - What does the error ‘APL’ mean? A - The tonometry measurement has not been successful, possibly due to lids or lashes. Ask the Px to open the eyes wider or hold the lids out of the way if necessary. Q - What does PS and CS mean? A - PS = Pupil size and CS = corneal size.
- Page 8 Q - How do you shut down the Tonoref III? A - Line the device up and press down on the central lock. Power off the Tonoref III using the switch on the RHS of the base and put the dust cover on.
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