FIs (4), 
FIs for green (2), 
MMT for gr1, 
MMT for gr2, 
lenses for MC WFS, 
oplev for MC, 
beam shutter, 
steering mirrors, 
pico-motors for steering mirrors, 
beam dampers, 
oplev for core optics, 
holes on baffles, 
in-vacuum mirror cleaning tools, 
TCS (if necessary), 
beam reducing telescope,
blackholes for OMC refl stray, 
output Faraday Isolator,
