They could pulse the LED quickly and while it's off use it as a light sensor for... | Hacker News

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		Saris on Sept 27, 2023 \| parent \| context \| favorite \| on: Ray-Ban Meta Smart Glasses They could pulse the LED quickly and while it's off use it as a light sensor for ambient light.

schroeding on Sept 28, 2023 | [–]

I wonder if one could just replace the LED with a UV one, depending on the tolerances this kind of detection may still work while being visibly "off". :/

DistractionRect on Sept 27, 2023 | [–]

Probably this. Doing so would allow one to check for agreement between the video feed and the light sensor.

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