The XR industry might be going through tough times right now, but photonics innovators continue to drive the hardware forward, finds Benjamin Skuse
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Multi-junction vertical-cavity surface-emitting lasers are likely to displace LEDs and edge-emitting lasers in sensing, finds Andy Extance
Proposed multi-billion dollar and euro packages look set to increase uptake of leading-edge lithography, including for photonic technologies, finds Andy Extance
Benjamin Skuse asks why, after 400 years of polishing optics, the process hasn’t been automated

Mathias Bochow, GFZ Helmholtz Centre, Potsdam, is working on the Trace project to track marine plastic. Credit: Frank Schweikert, Aldebaran Marine Research & Broadcast (www.aldebaran.org/en/)
Abigail Williams speaks to scientists tracking marine plastic using satellite spectral imagery
Katrina Wesencraft outlines engineering and optical challenges involved in shrinking ultrafast lasers, all the way down to tiny devices for sending into space
Greg Blackman explores the optical design approaches for modelling metasurfaces
Laser-based technology and sophisticated modulation schemes could help deliver on future demands for high data volumes, finds Andy Extance
Benjamin Skuse explores photonics-based efforts to track, and possibly even remove, debris from the very crowded region of near-Earth space
From compelling augmented reality experiences to jaw-droppingly vivid TVs, affordable microLED displays could be closer than you think. Rebecca Pool reports
Katherine Skipper investigates the chip-scale lidar devices starting to surface, and whether they’ll find their way into vehicles
Matthew Dale reports on efforts to modulate and streamline in softwareoptical system design and fabrication
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Photonics is proving key to recent advances being made in quantum technologies, finds Susan Curtis
At SPIE AR | VR | MR in San Francisco, Matthew Dale learnt that reflective waveguides are now poised to enter consumer technologies
Quantum executives cited everything from staff shortages and production scaling to a need for new laser technologies, smaller optics, more industry investment and clearer commercial use cases
Shining a light on the latest laser filters and related products on the market.
A look at the commercial offerings of the main players in optical prism technology and equipment.
Daniel Bukaty, President of PG&O, on how a more flexible approach to material selection could protect optics manufacturing lead times against material shortages