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. 2013 Sep 26;13(10):13054–13062. doi: 10.3390/s131013054

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© 2013 by the authors; licensee MDPI, Basel, Switzerland.

This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).

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Figure 3. — Comparison of visual fatigue scores (5-point scale) before and after viewing a 2D display. VS (Visual Stress), EP (Eye Pain), BP (Body Pain), and IBF (Image Blurring Factors).