metrology Upgrade VELO - RF shield 13/08/2014 CERN Massimiliano Ferro-Luzzi 1
38 scans per data set:6 longitudinal scans over each central bulge nr 1 to 66 transverse scans over each bulge nr 7 to 127 transverse scans over each necknr 13 to 19repeat for other sidethickness obtained from comparison of both sides
I redefine "my axes"...
Thickness by precise metrology Thickness by precise metrology Thanks to Didier Glaude
metrology Upgrade VELO - RF shield 13/08/2014 CERN Massimiliano Ferro-Luzzi 2
seen from silicon detector sideseen from silicon detector side
longer neck
shorter neck
inscription(sample label)YDidier
XDidier
ZDidier
origin
Didier Glaude's coordinate system
X=0, top of flange Y=0, edge of flange Z=0, edge of flange
metrology Upgrade VELO - RF shield 13/08/2014 CERN Massimiliano Ferro-Luzzi 3
seen from silicon detector sideseen from silicon detector side
longer neck
shorter neck
inscription(sample label)z
x
y
origin
My coordinate system
x=0, top of flange y=0, edge of flange z=0, edge of flange
plot each y-scan offset by incremental +35mm for clarity