FRENAR
N°21 · three.js · Spatial Ergonomics

Spatial Ergonomics

Reachability zones visualised in 3D — comfortable, extended, out of reach. Place your UI in the wrong zone and users will fatigue or miss it entirely.

Your turn

Where would you place a primary action button in an AR scene for a standing user? What changes for a seated user? Map out the comfortable zone for a 5-minute interaction.

Design AR interfaces that respect the human body

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