Figure 2 | Scientific Reports

Figure 2

From: Legibility Assessment of Visual Word Form Symbols for Visual Tests

Figure 2

Identification contrast threshold and standard deviation for the final character sets, Tumbling E, and Landolt C optotypes.We demonstrated the identification contrast threshold according to their original character sets. Significant difference was observed between character sets and Latin optotypes (P < 0.05, t-test). (n = 8).

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