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Fig. 5


Linearity measurements obtained by the Vega observations in terms of DN or DN/s vs exposure time. For each filter, the upper panels show counts vs. exposure time in the particular filter, the lower panels show the count rate vs. the exposure time. The investigation was made with the following filters: a) NAC-F16 (FFP-UV_Near-UV); b) NAC-F82 (Neutral_Orange); c) WAC-F12 (Red); and d) WAC-F18 (Vis610).

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