Study unit 9
, Microscopes
• Light microscopes are used most often, they
use lenses to magnify objects
• Has 3 magnifications 40X, 100X, 400X.
• Each objective lens has a magnifying power,
the ocular lens has its own magnification
• Total magnification would be the objective
magnification X the ocular magnification
• E.g. 4(objective) X 10(ocular) = 40