First Contact™ cleans and protects precision optics, telescopes, and mirrors currently in use, during storage, during assembly and in shipping. It has been used to clean some of the largest and most famous telescopes in the world, and used by professional and amateur astronomers for over a decade. To name a few; W.M. Keck Observatory, ESO in Chile, the LuLin Observatory in Taiwan, the Hong Kong Space Museum, the Mayall 4-meter Telescope, and most recently the La Palma mirror at the Gran Telescopio Canarias. No job is too big or too small.