Toreza prospekt, 68D St-Petersburg, -
Alkor Technologies - Russian manufacturer of crystal optics. Optical components including: windows, lenses, prisms, mirrors, filters, substrates, wedges for ultraviolet, visible and infrared spectral regions made from KBr, NaCl, KCl, CsI, CaF2, BaF2, ...
optical lens, optical prism, crystal growth, MgF2 lens, zinc, selenide optics, calcium, fluoride, germanium