immersion lens
Noun
Meaning
immersion lens (plural immersion lenses)
A microscopic objective of short focal distance designed to work with a drop of liquid between the front lens and the slide, so that this lens is practically immersed.
Noun
immersion lens (plural immersion lenses)
A microscopic objective of short focal distance designed to work with a drop of liquid between the front lens and the slide, so that this lens is practically immersed.