Design of a star, planet and exo-zodiacal cloud simulator for the

Design of a star, planet and exo-zodiacal cloud simulator for the

Design of a star, planet and exo-zodiacal cloud simulator
for the nulling testbench PERSEE
F. Hénaulta, P. Girardb, A. Marcottoa, N. Mauclerta, C. Baileta , B. Lopeza, F. Milloura, Y. Rabbiaa, A. Roussela, M. Barillotc,
J. Lozid, F. Cassaingd, K. Houairic, B. Sorrented, J. Montrid, E. Lhomée, J.-M. Reesse, L. Phame, T. Bueye, V. Coudé du Forestoe,
S. Jacquinode, M. Olivierf, J.-M. Le Duigoug
a
Lab. H. Fizeau, Université de Nice-Sophia Antipolis, b Observatoire de la Côte d’Azur, c Thales Alenia Space, d ONERA,
e LESIA, Observatoire de Paris, f IAS, Université d’Orsay-Paris Sud, g Centre National d’Etudes Spatiales
Optical layout
In perspective of future
space interferometer missions
(TPF-I, FKSI, Pégase)
Star and Planet
Simulator (SPS)
M10b
D2b’
Fringe sensor
(signals C&D)
D2b
M9b
“Planet fiber”
Mono-mode
f iber K, M
L3b
L4a
L4b
IR
SPECTROGRAPH
& CAMERA
L3a
D1b,D1a
(or M11)
M0 Collimator
M9a
STAR AND PLANET
SIMULATOR
D2a
L2b,L2a
ARM (a)
Fringe sensor
(signals B&A)
L1b,L1a
M2a, M3a
D0
M0
D2a’
M4a, M5a
FRAS
(tip-tilt sensor)
f0
M1a
M10a
M7a, M8a
“Star fiber”
M4b, M5b
COLLIMATOR
M6b
M2b, M3b
Mono-mode
f ibers R, I, J, K, M
ARM (b)
Star and Planet Simulator
Axial combination
(modified Mach-Zehnder
interferometer)
Entrance sub-pupils
M7b, M8b
OPD and tip-tilt
injection errors
XENON
LAMP
Spatial filtering
(mono-mode
optical fibers)
SHUTTER
SOURCE
R
SOURCE
I, J, K
M0 Collimator
Mono-mode
f iber K, M
M6a
M1b
D
DETECTION
MODULE
“Exo-zodiacal plate”
SUPER
CONTINUUM
SOURCE
FILTERS &
DENSITIES
LIGHT SOURCES
MODULE
OAP-S
STAR AND PLANET
SIMULATOR (SPS)
Diaphragm
D0
EZC
FM
D
Periscope
achromatic
π-phase-shifter
f0
M0
EZM
Fringe
sensor
BS
Monomode
fiber I, J, K, M
(star)
SM
PM
Star and
planet
enclosure
Tip-tilt
sensor
Integration in Meudon lab. (nov. 09)
OptoMechanical
Design
Light Sources Module
M0 Collimator
Motivated
operators
OPD & tip-tilt
injection errors
Delay lines
contact
Achromatic
phase-shifter
Tip-tilt sensor
See our final results in
Lozi et al, paper 8151-10
in this conference
Light Sources Module
Delay lines (M7-M8)
alignment
[email protected]