28 October 2019, Volume 27, Issue 22, pp. 31110-32862  
141 articles

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Editors' Pick

Editors' Pick

Hyperspectral environmental illumination maps: characterizing directional spectral variation in natural environments

Opt. Express 27(22), 32277-32293 (2019)  View: HTML | PDF

Electrically tunable gradient-index lenses via nematic liquid crystals with a method of spatially extended phase distribution

Opt. Express 27(22), 32398-32408 (2019)  View: HTML | PDF  [Suppl. Mat. (2)]