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mikael mikael
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Posts: 12017
10 years ago
A machinist with normal vision has a near point at 25 cm. The machinist wears eyeglasses in order to do close work. The power of the lenses is +3.5 diopters. With these eyeglasses, the near point of the machinist, in cm, is closest to: 
A) 13 
B) 11 
C) 8 
D) 16 
E) 19 
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