Mechanical engineer Travis Lange carefully watches the installation of the 14th raft tower modules.
Jeff Tice, background, holds the particle counter while Travis Lange inspects the surface of the r-band optical filter for dust particles.
From left, Travis Lange, Hannah Pollek and LLNL’s Justin Wolfe inspect LSST Camera optic filters.
This photo shows the 3,200-megapixel focal plane of Rubin Observatory’s LSST Camera, under construction at SLAC.
The Rubin Observatory's LSST Camera will take enormously detailed images of the night sky from atop a mountain in Chile.