Top 3 alternative sites to sspectra.com
FTG Software - Programs for Optical Thin Films and Spectrophotometer DAQ
FilmStar optical thin film software is used to design, monitor and measure optical coatings. Scantraq controls and acquires data from Perkin Elmer and Agilent spectrophotometers.
Optics, Fluid Jet Polishing, CO2 & Excimer Lasers
The people at LightMachinery are veterans of the laser and optics world with many years of experience in the areas of optical design, high power lasers, optical fabrication, laser systems, metrology, thin film coatings and custom machinery fabrication.
OpTaliX: Optical Design Software
OpTaliX: Optical design, thin film and illumination software