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A person looking at a person wearing a shirt with a pattern comprising vertical and horizontal lines is able to see the vertical lines more distinctly than the horizontal lines . what is the defect due to ? How is such a defect of vision corrected ?

$\begin{array}{1 1} \text{Presbiopia ; by using bifocal lens } \\ \text{Hypermetropia; by using convex lens }\\ \text{Myopia ; by using convex lens} \\ \text{Astigmatism ; by using cylindrical lens } \end{array} $

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