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WFCAM filter offsets

WFCAM filter/focus offsets


Data measured on 20080919 UTC.

Filter
Internal filter offsets (mm)
M2 focus offsets (mm)
Indicated Z position (mm)
H1
0.00
-3.40
+0.40
Z
-0.27
-3.75
+0.12
Y
-0.26
-3.70
+0.13
J
0.02
-3.40
+0.42
K
0.08
-3.48
+0.32
1-0S1
-0.10
-3.54
+0.31
1.619nbH
-0.02
-3.44
+0.42
Blank
2.44
0.00
N/A


1 H band filter is the reference point.

2 Position is approximate as it varies over time with temperature and telescope position.

Contact: Watson P. Varricatt. Updated: Wed Sep 24 11:55:58 HST 2008

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