SPECFOCUS: Spectral Focusing Task ? Help summary b Best focus at each sample summary graphs d Delete image, sample, or point p Profiles at one sample for all images and all samples for one image q Quit r Redraw s Spectra at one sample for all images and all samples for one image u Undelete spectrum, sample, or point w Profile widths verses focus and distribution of widths z Zoom on a single sample showing correlation profile and spectrum Status line output for selected image and sample All keys select an image and a sample (one of the "ndisp" samples along the dispersion and one of the "nspectra" samples across the dispersion) which is then generally highlighted.