An experiment on Gemini X to obtain spectra of bright stars in the southern Milky Way required this ultraviolet lens. The use of a special lens, prism, grating, and ﬁlm type allowed only ultraviolet light to be recorded. The experiment resulted in only a few usable frames. Picture taken at the National Air and Space Museum's Steven F. Udvar-Hazy Center in Chantilly, Virginia, USA.<br>
-- Transferred from NASA
<a href="//commons.wikimedia.org/wiki/User:Sanjay_ach" title="User:Sanjay ach">Sanjay Acharya</a>
<span class="int-own-work" lang="en">Own work</span>