. Space Telescope Science Institute . help@stsci.edu . Near Infrared Camera and Multi-Object Spectrometer Instrument Handbook for Cycle 17 > Appendix B: Flux Units andLine Lists . Appendix B: . Flux Units and . Line Lists . B.1 Infrared Flux Units . B.1.1 Some History . B.2 Formulae . B.2.1 Converting Between F? and F? . B.2.2 Conversion Between Fluxes and Magnitudes . B.2.3 Conversion Between Surface Brightness Units . B.3 Look-up Tables . B.4 Examples . B.5 Infrared Line Lists .