2 papers
astro-ph.IM2019
The solar survey at Pic du Midi: calibrated data and improved images
Laurent Koechlin, Luc Dettwiller, Maurice Audejean +2
At Pic du Midi observatory we carry out a solar survey with images of the photosphere, prominences and corona. This survey, named CLIMSO (CLIchés Multiples du SOleil), is in the fo…
astro-ph2008
Fresnel interferometric arrays for space-based imaging: testbed results
Denis Serre, Laurent Koechlin, Paul Deba
This paper presents the results of a Fresnel Interferometric Array testbed. This new concept of imager involves diffraction focussing by a thin foil, in which many thousands of pun…