<ul><li>Dev Kennedy discusses photonics, optical stacks, and the technology behind smart glasses at the 2024 Hackaday Supercon.</li><li>Various illumination and projection technologies, such as micro-OLED displays and LCOS devices, are used for building smart glasses.</li><li>Dev explains different optical technologies in AR, including reflective waveguides and birdbath combiners for clear and visible images.</li><li>AR and VR are treated differently due to AR needing more complex solutions to fling light around to the user's eye.</li><li>Dev mentions Google Glass, Microsoft's Hololens, Project Orion from Meta, and Snapchat's fifth-generation Spectacles in the market.</li><li>Meta is praised for refining input modalities for smart glasses, while Snapchat is advised to work on comfort and aesthetics of their bulky product.</li><li>Smart glasses face challenges before becoming mainstream, needing to address technical, optical, software, and interface issues.</li><li>AR technology is still in a nascent stage of development, similar to the early stages of smartphones and smartwatches.</li></ul>

Supercon 2024: Photonics/Optical Stack for Smart-Glasses

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