oil-immersion lens

noun

Medical Definition of oil-immersion lens

: an objective lens designed to work with a drop of liquid (as oil or water) between the lens and cover glass

called also immersion lens, immersion objective, oil-immersion objective

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Cite this Entry

“Oil-immersion lens.” The Merriam-Webster.com Medical Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/medical/oil-immersion%20lens. Accessed 16 December 2019.

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