Uploaded July 2023 | Updated September 2026, 7 hours ago

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You can find all my A Level Biology videos fully indexed at freesciencelessons.co.uk/a-level-revision-videos/a-level-biology

In this video, we look at laser scanning confocal microscopy. First we look at how laser scanning confocal microscopy works. We then look at the advantages of this over conventional light microscopy.

Image credits:

Light microscope
commons.wikimedia.org/wiki/File:Optical_microscope_nikon_alphaphot.jpg
GcG(jawp), Public domain, via Wikimedia Commons

Spirogyra
commons.wikimedia.org/wiki/File:Spirogyra_Under_Light_Microscope_40_X.jpg
Iceclanl, CC BY-SA 3.0 creativecommons.org/licenses/by-sa/3.0, via Wikimedia Commons

Pancreatic islets
commons.wikimedia.org/wiki/File:PancreaticisletsDAPI.jpg
Masur, CC BY-SA 3.0 creativecommons.org/licenses/by-sa/3.0/, via Wikimedia Commons