focuser

English

Etymology

focus +‎ -er

Noun

focuser (plural focusers)

  1. A device which allows one to adjust the focus of an instrument such as a telescope.
    I decided to upgrade my telescope with a feather-touch focuser.

Anagrams

This article is issued from Wiktionary. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.