PubSpectra has links to files containing dye/protein, filters and light sources/other spectra. The non-spectral section contains links and information on over 5000 dyes, over 1000 fluorescent proteins and specifications on hundreds of objective lenses.
Graphic Image formats
A programmer's file and data format resource. The site contains information on hundreds of different file types, data types, hardware interface details and other useful programming information; algorithms, source code, specifications, etc.