this post was submitted on 14 Apr 2024
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208
The Tiny Ultrabright Laser that Can Melt Steel (spectrum.ieee.org)
submitted 7 months ago by ylai@lemmy.ml to c/technology@lemmy.world
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[–] TheRealKuni@lemmy.world 3 points 7 months ago (1 children)

What would you want lidar in cell phones for?

iPhone uses LiDAR for range-finding on its rear cameras, and for 3D facial imaging on its front-facing “FaceID” camera.

[–] MonkderDritte@feddit.de 3 points 7 months ago (1 children)

But then you don't want face-melting lasers.

[–] DreadPotato@sopuli.xyz 5 points 7 months ago

But then you don't want face-melting lasers.

Now hold on...I can see that being useful too. Two consecutive failed face IDs? BAM!!!* face melting laser on the (probably) unauthorized person trying to access your phone.