Explore BrainMass

Explore BrainMass

    Optics and lenses

    Not what you're looking for? Search our solutions OR ask your own Custom question.

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    Hi. can someone please show me how to do the following problem? Thank you.

    "With unaided vision, a librarian can focus only on objects that lie at distances between 6.0 m and 0.37 m. Find the refractive power needed for each part of the bifocal eyeglass lenses (1. for the converging lens and 2. for the diverging lens) that will give the librarian normal visual acuity from 25 cm out to infinity. Assume the lenses rest 2.0 cm from his eyes."

    © BrainMass Inc. brainmass.com September 27, 2022, 4:49 pm ad1c9bdddf

    Solution Summary

    The solution provides explanations and step-by-step calculations for finding the refractive power needed in eyeglasses with different lenses.