What power of spectacle lens is needed to correct the vision of a nearsighted person whose far point is 47.4 cm? Assume the spectacle (corrective) lens is held 1.52 cn away from the eye by eyeglass frames.
What power of spectacle lens is needed to correct the vision of a nearsighted person whose far point is 47.4 cm? Assume the spectacle (corrective) lens is held 1.52 cn away from the eye by eyeglass frames.
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Transcribed Image Text:What power of spectacle lens is needed to correct the vision
of a nearsighted person whose far point is 47.4 cm? Assume
the spectacle (corrective) lens is held 1.52 cm away from the
eye by eyeglass frames.
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