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Advanced Camera for Surveys Instrument Handbook for Cycle 20 > Chapter 10: Imaging Reference Material > WFC/F658N

WFC/F658N
Description
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.

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