Table 8 Tolerances of optical elements associated to stray light reduction
From: Optical design of the multi-wavelength imaging coronagraph Metis for the solar orbiter mission
Manufacturing and alignment | Long term stability | Short term stability | |
|---|---|---|---|
IEO decenter: Δx, Δy | 0.3 mm | 0.3 mm | 0.03 mm |
IEO-M1 distance: Δd | 1 mm | 1 mm | 1 mm |
IO decenter: Δx, Δy | 0.15 mm | 0.15 mm | 0.005 mm |
M1-IO distance: Δd | 0.15 mm | 0.15 mm | 0.015 mm |
M0 decenter: Δx, Δy | 0.1 mm | 0.1 mm | 0.03 mm |
M0-M1 distance: Δd | 0.1 mm | 0.1 mm | 0.1 mm |
LS decenter: Δx, Δy | 0.1 mm | 0.1 mm | 0.02 mm |
M1-LS distance: Δd | 0.1 mm | 0.1 mm | 0.02 mm |