What is the most convenient didtance for reading??
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The ideal focus distances for reading is anywhere between 15 to 25 inches or upto 40 cm from the eyes for good magnification of object and less than this distance and cause strain in eyes.
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Answer:
The ideal focus distances for reading is anywhere between 15 to 25 inches or upto 40 cm from the eyes for good magnification of object and less than this distance and cause strain in eyes.
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