Open main menu
Home
Random
Recent changes
Special pages
Community portal
Preferences
About Wikipedia
Disclaimers
Incubator escapee wiki
Search
User menu
Talk
Dark mode
Contributions
Create account
Log in
Editing
Collimator
(section)
Warning:
You are not logged in. Your IP address will be publicly visible if you make any edits. If you
log in
or
create an account
, your edits will be attributed to your username, along with other benefits.
Anti-spam check. Do
not
fill this in!
==History== The English physicist [[Henry Kater]] was the inventor of the [[floating collimator]], which rendered a great service to practical astronomy. He reported about his invention in January 1825.<ref>[https://archive.org/stream/philtrans02678693/02678693_djvu.txt The Description of a Floating Collimator. By Captain Henry Kater.] Read January 13, 1825. [Phil. Trans. 1825, p. 147.]</ref> In his report, Kater mentioned previous work in this area by [[Carl Friedrich Gauss]] and [[Friedrich Bessel]].
Edit summary
(Briefly describe your changes)
By publishing changes, you agree to the
Terms of Use
, and you irrevocably agree to release your contribution under the
CC BY-SA 4.0 License
and the
GFDL
. You agree that a hyperlink or URL is sufficient attribution under the Creative Commons license.
Cancel
Editing help
(opens in new window)