New spatial light modulator marries optical and electronic realms

https://www.seas.harvard.edu/news/2021/10/bridging-optics-and-electronics

"simple spatial light modulator made from gold electrodes covered by a thin film of electro-optical material that changes its optical properties in response to electric signals... a first step towards more compact, high-speed and precise spatial light modulators that could one day be used in everything from imaging to virtual reality, quantum communications and sensing"