Answers are grounded in this paper and cite their sources.
It is demonstrated by model calculations and experimental results, that the range of viewing angles of a twisted nematic (TN) display can be considerably improved by using a liquid-crystal material with a low refractive index anisotropy Dn<0.1.
No takes yet. Share an insight, caveat, or question.
Pohl et al. (1981) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: