Calibration of the PlusOptix PowerRef 3 with change in viewing distance, adult age and refractive error.

Saeideh GhahghaeiOlivia ReedT Rowan CandyArvind Chandna

Published in: Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists) (2019)

Calibration data for the PowerRef 3 were not sensitive to changes in viewing distance. Nevertheless, our results re-emphasise the relevance of calibration for studies of individual participants.

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