Huygenian eyepiece

noun

Huy·​ge·​ni·​an eyepiece ˌhī-ˈgē-nē-ən- How to pronounce Huygenian eyepiece (audio) ˌhȯi- How to pronounce Huygenian eyepiece (audio)
-ˈgen-ē-
variants also Huygens eyepiece
: a compound eyepiece used especially with achromatic objectives that consists of two plano-convex lenses separated by a diaphragm with the convex sides facing the objective

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Cite this Entry

“Huygenian eyepiece.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Huygenian%20eyepiece. Accessed 28 Nov. 2022.

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