Created by StemPy LabWhich part of the eye changes its shape so that the eye can focus on objects at different distances?
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← A designer mounts a thin convex lens of 60 cm focal length in front of a second convex lens of 30 cm focal length, with a gap of 30 cm between them. She wants to treat the pair as one lens. What focal length should she use?After an eye test, a girl is told that her far point is at 55 cm. The optician prescribes a thin lens to be worn right at her eye so that distant trees look sharp. What is the power of this lens? →
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