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immersion lens

 

Definition: a microscope objective constructed in such a manner that the lower lens may be moved downward into direct contact with a fluid that is placed on the object being examined; by using a fluid with a refractive index closely similar to that of glass, the loss of light is minimized.

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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