resolution of a spectrophotometer; resolving power of a pectrophotometer #01865OIML Two equally strong emission lines are considered as resolved, if the signal in the region between the two maxima of the lines is reduced to at least 80 % of the line’s maxima. Two equally strong absorption lines are considered as resolved, if the extinction between the two maxima is reduced to at least 90 % of the line’s maxima. [Adapted from [7], clause 4.5]