TL;DR: In this article, a method of manufacturing potassium-lithium-niobate crystals having a composition which corresponds to the formula (K.sub.2 O).sub.0.5+b where -0.01
Abstract: The invention provides a method of manufacturing potassium-lithium-niobate crystals having a composition which corresponds to the formula (K.sub.2 O).sub.0.3 (Li.sub.2 O).sub.0.2+a (Nb.sub.2 O.sub.5).sub.0.5+b where -0.01