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Spectropolarimetry experience with a small refracor

Posted: Fri Jul 15, 2022 2:14 pm
by Guillaume Bertrand
Hi there,
Here are some nice results which show that it is possible to detect the circular polarization of a bright star (Alp2 CVn) with a modest setup (72mm f/6 refractor + 3D printed Star'Ex spectrograph).

Resuts and some theoretical and technical aspects of the experiment are detailed here (in french sorry):
https://guillaumebertrand.notion.site/S ... c46c4adea9

Regards,
Guillaume

Re: Spectropolarimetry experience with a small refracor

Posted: Sat Jul 16, 2022 3:32 pm
by Francois Teyssier
Remarquable!
Trés intéressant sujet qui ouvre de nouvelles perpectives, excellents résultats, belle page web, intructive et bien documentée.
Merci

François Teyssier

Re: Spectropolarimetry experience with a small refracor

Posted: Sat Jul 16, 2022 3:41 pm
by Ernst Pollmann
Hi Guillaume,
a remarkable and very interesting work.
I studied them with Goggle Translater and all I can say is congratulations.

Ernst Pollmann