focuser

From Wiktionary, the free dictionary
Jump to navigation Jump to search

English

[edit]

Etymology

[edit]

From focus +‎ -er.

Noun

[edit]

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.

Derived terms

[edit]

Anagrams

[edit]