English Explanatory Dictionary

spot lens

English dictionary entry

Meanings

noun
  1. 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.

Word forms

spot lens spot lenses

Synonyms

spotted lens
This entry uses open data from Wiktionary (CC BY-SA/GFDL). Word forms are used for search and are not indexed as separate pages.
Back to search All on S Russian dictionary Dahl dictionary