L 7082 (OTTO) Lithium niobium oxide, 99.998% Cas 12031-63-9 - used extensively in the telecoms market, e.g. in mobile telephones and optical modulators. It can also find its uses in laser frequency doubling, nonlinear optics, Pockels cells, optical parametric oscillators, Q-switching devices for lasers, other acousto-optic devices, optical switches for gigahertz frequencies.