| Coronagraphic Components |
Advancement |
Collaboration |
| Four Quadrant Phase Mask |
2006-> |
GEPI, France |
| Multi-FQPM |
2009-2016 |
GEPI, France |
| Apodized Dual Zone Phase Mask |
2012-2016 |
LAM, France |
| Six Level Phase Mask |
2015-2018 |
GEPI, France - Univ. of Shanghai, China |
| Vector Vortex Phase Mask (photonic crystal) |
2015-2017 |
NAOJ, Japan |
| Vector Vortex Phase Mask (liquid crystal polymer) |
2017-> |
LESIA, France, Leiden Univ., Netherlands |
| Eight Octant Phase Mask (photonic crystal) |
2015-2017 |
Univ. of Hokkaido, Japan |
| Achromatic Wrapped Phase Mask |
2016-> |
LESIA, France |
| Phase-Apodized-Pupil Lyot Coronagraph (PAPLC) |
2016-2020 |
Leiden Univ., Netherlands |
| Roman Space Telescope coronagraphs |
2019->2021 |
LAM, France |
| Multiple grating Vector Vortex Coronagraph |
2023->2025 |
Leiden Univ., SRON, Netherlands |
