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Clinical Ophthalmology Volume 13, 2019 - Issue
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Original Research

Accuracy, speed and repeatability of the voice assisted subjective refractor (VASR)

Alan G Kabat1 Pennsylvania College of Optometry, Salus University, Elkins Park, PA, USACorrespondence[email protected]
ORCID Iconhttps://orcid.org/0000-0001-7916-6166
ORCID Icon,
Christopher W Lievens2 Southern College of Optometry, Memphis, TN, USAORCID Iconhttps://orcid.org/0000-0003-4208-6175
ORCID Icon,
Christina M Newman2 Southern College of Optometry, Memphis, TN, USAORCID Iconhttps://orcid.org/0000-0002-8749-4378
ORCID Icon &
Jacob Weber2 Southern College of Optometry, Memphis, TN, USA
Pages 1807-1813 | Published online: 12 Sep 2019

Figures & data

Figure 1 The voice assisted subjective refractor, a/k/a VASR unit.

Figure 1 The voice assisted subjective refractor, a/k/a VASR unit.

Figure 2 Box plot of results (Manifest vs VASR).

Figure 2 Box plot of results (Manifest vs VASR).

Figure 3 Difference plot.

Figure 3 Difference plot.

Figure 4 Repeatability of sphere and cylinder power.

Figure 4 Repeatability of sphere and cylinder power.

Figure 5 Distribution of axis orientation.

Figure 5 Distribution of axis orientation.

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