Page 24 - 10-phy-12 Geometrical Optics

Observations Approximate focal length of Objective = fo = ____________________cm.
and Data
Processing

Post Lab. 1. Identify a simple microscope in the laboratory. What is another name of
Activities this device?

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2. Is it possible to make an optical microscope so strong that the atoms that
make up everything would be visible?

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3 You are provided with a lens of shorter focal length than that you used
earlier as an eyepiece. How the magnification of a given microscope will
be changed?

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DO YOU KNOW?

This is large 18cm screen of an electronic
microscope which projects a clear image
of a small specimen.

BRAIN TEASER
What effect in the working of a microscope is observed if plano-convex lenses are
used instead of double convex lenses?

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