spot lenses

A form of spot lens — A condensing lens in which the light is confined to an annular pencil by means of a small, round diaphragm (the "spot"), and used in darkfield illumination.

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Meanings

noun
  1. pluralplural of spot lens
Cite this entry
APA

spot lenses. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/spot%20lenses

MLA

“spot lenses.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/spot%20lenses. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “spot lenses,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/spot%20lenses.

Source: spot lenses on Wiktionary, CC BY-SA 4.0.