Smartphone-based Snellen visual acuity charts has become popularized; however, their accuracy has not been established. This study aimed to evaluate the equivalence of a smartphone-based visual acuity ...

Researchers derived five corrosion rate distributions from different pit growth models and used them to perform reliability analyses of underground pipelines from synthetic and real-life data.

Equation (1) is the derived equation from the standard definition of VA for computing the optotype size. I find it very interesting that authors found only 3 of 11 applications that had a measured ...