Ondax, Inc. is the market leader in the design, manufacture and marketing of high-performance holographic optical filters, wavelength-stabilized laser sources, and high-performance, THz-Raman® Low-frequency (Low-wavenumber) Raman Spectroscopy Systems for a wide range of industrial, scientific, defense and consumer applications.  Our core technology is state-of-the-art Volume Holographic Gratings (or VHGs, also known as Volume Bragg Gratings or VBGs) – which are specialized optical filters  fabricated from proprietary photosensitive glass.  VHGs are exceptionally versatile optical components that provide wavelength stabilization, spectral and temporal control for lasers/laser-based systems, and dramatically enhance the optical performance and resolution of spectroscopy systems.  Our products enable our customers to make their lasers and optical systems, smaller, more portable, more efficient, less expensive and more environmentally stable and robust.