VLT-MAN-ESO-14650-4942
P96
24.06.2015
49 of 161
ESO, Karl-Schwarzschild-Str. 2, 85748 Garching bei München, Germany
Figure 10: example of UVB (top), VIS (middle) and NIR (bottom) calibration frames. Strong order
curvature and varying slit tilt and scale are clearly visible. Note for the NIR arm the higher thermal
background in longer wavelength. This is specially the case in the 11
th
order that corresponds to the K
band.
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