Kellner eyepiece

[ kel-ner ]

/ ˈkɛl nər /

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noun Optics.

a Ramsden eyepiece having an achromatic lens, used in binoculars.

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His boss, whom he admires, is waiting to meet with him about the big project.

His boss, who he admires, is waiting to meet with him about the big project.

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Origin of Kellner eyepiece

After Carl Kellner (1826–55), German opticist and lens maker

Words nearby Kellner eyepiece

kelek, kelep, Keller, Keller, Helen, kellion, Kellner eyepiece, Kellogg, Kellogg-Briand Pact, Kells, Kells, Book of, kelly