Home
Random
Log in
Settings
Donations
About Wiktionary
Disclaimers
Search
focuser
Language
Watch
Edit
Contents
1
English
1.1
Etymology
1.2
Noun
1.2.1
Derived terms
1.3
Anagrams
English
edit
Etymology
edit
From
focus
+
-er
.
Noun
edit
focuser
(
plural
focusers
)
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
Crayford focuser
Anagrams
edit
refocus
Categories
:
English terms suffixed with -er (agent noun)
English lemmas
English nouns
English countable nouns
English terms with usage examples
Hidden category:
Pages with 1 entry