field glass

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English[edit]

Noun[edit]

field glass (plural field glasses)

  1. A pair of binoculars for observing "in the field".
  2. A small monocular refracting telescope.
  3. The larger of the image lenses of an optical device.

Usage notes[edit]

The term is used for binoculars in both singular and plural, but the plural form field glasses is more common in general use.

Translations[edit]