Each mirror and camera coating combination has been optimized for a different wavelength range, including a u-band optimized telescope. Although other filters are available, PROMPT automatically observes GRB localizations in ugriz simultaneously.
Mirror and camera coating combinations have been tailored for different wavelength ranges, with a special emphasis on the u-band optimized telescope. Despite having alternative filters, PROMPT concurrently examines GRB localizations across the ugriz spectrum.