SPIE Astronomical Telescopes + Instrumentation is a major biennial conference and exhibition for ground- and space-based telescopes, observatories, astronomical instrumentation, adaptive optics, detectors, and supporting technologies.
SPIE Astronomical Telescopes + Instrumentation 2026 convenes the astronomical engineering community in Copenhagen for research, exhibitions, and technical sessions on ground- and space-based telescopes, observatories, adaptive optics, instruments, detectors, and enabling technologies.