ultra small spectrometer yields the power of a 1000 times bigger device

Ultra-small spectrometer yields the power of a 1,000 times bigger device
The tiny, relatively inexpensive devices could be used for customized astronomy research
 https://www.sciencedaily.com/releases/2024/10/241023130905.htm
Summary:
    Researchers are designing new ways to make spectrometers that are ultra-small but still very powerful, to be used for anything from detecting disease to observing stars in distant galaxies.

Seems a clever way to do, see picture of it here:
 https://news.ucsc.edu/2024/10/schmidt-bundy-24.html