Here are some pictures. https://www.dragonflytelescope.org/gallery.html https://www.dragonflytelescope.org/gallery.html It uses a raspberry pi for each lens(ht

Here are some pictures. https://www.dragonflytelescope.org/gallery.html https://www.dragonflytelescope.org/gallery.html It uses a raspberry pi for each lens(https://www.raspberrypi.com/news/dragonfly-spectral-line-mapper/ https://www.raspberrypi.com/news/dragonfly-spectral-line-map...) Early paper about the telescope. https://ui.adsabs.harvard.edu/abs/2014PASP..126...55A/abstract https://ui.adsabs.harvard.edu/abs/2014PASP..126...55A/abstra...