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Your grandfather comments that his farsightedness is getting worse with age. Now, even with his 1.6 diopter glasses on, he can't clearly focus on objects closer than 30 cm. By how much has his near point increased? (assume that his vision was normal while wearing 1.6 diopter glasses)

Your grandfather comments that his farsightedness is getting worse with age. Now, even with his 1.6 diopter glasses on, he can't clearly focus on objects closer than 30 cm. By how much has his near point increased? (assume that his vision was normal while wearing 1.6 diopter glasses)

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Your grandfather comments that his farsightedness is getting worse with age. Now, even with his 1.6 diopter glasses on, he can't clearly focus on objects closer than 30 cm. By how much has his near point increased? (assume that his vision was normal while wearing 1.6 diopter glasses)
Transcribed Image Text:Your grandfather comments that his farsightedness is getting worse with age. Now, even with his 1.6 diopter glasses on, he can't clearly focus on objects closer than 30 cm. By how much has his near point increased? (assume that his vision was normal while wearing 1.6 diopter glasses)
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