Card: WiFSIP Optical Photometry Optical broad band: Sloan-u’g’r’i’z’, and the Johnson-Cousins UBVRI; medium band: Stromgren uvbyHβ, Hα-narrow and wide (4 and 18 nm FWHM) Scale: 0.32″/px – FoV: 22’x22′ Web Page – ETC