optical axis
noun
: a straight line perpendicular to the front of the cornea of the eye and extending through the center of the pupil
called also optic axis
Cite this Entry
“Optical axis.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/optical%20axis. Accessed 24 May. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share