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| ACS Instrument Handbook |
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Hα filter.Figure 10.22: Integrated system throughput for WFC/F658N.Figure 10.23: Point source S/N vs. V+ABν for the WFC/F658N filter. Top curves are for low sky; bottom curves are for average sky.
Figure 10.24: Extended source S/N vs. V+ABν for the WFC/F658N filter. Top curves are for low sky and bottom curves are for average sky for 1 arcsec2 area.