Examlex
________ has a rotation period of 59 days, 2/3 as long as its 88 day year.
Oil-immersion Objective
A type of microscope objective used with a drop of oil to increase magnification and resolution by minimizing refraction.
Field Diameter
The size of the area visible through a microscope's eyepiece.
Micrometers
Instruments designed to provide highly accurate measurements of small dimensions or thicknesses.
Iris Diaphragm
A part of a microscope that adjusts the amount of light passing through the sample being observed.
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