Fig. 9: Using Immersion Oil to Create an Optically Homogeneous Light Path

The immersion oil has the same refractive index as the glass lens and the glass slide. This prevents distortion because the light waves follow a homogeneous path.

Creative Commons License
Microbiology Laboratory Manual by Gary E. Kaiser, PhD, Professor of Microbiology
is licensed under a Creative Commons Attribution 4.0 International License.
Last updated: August, 2017