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Interfaces & HCI · Recorded milestone

Head-mounted display

Recorded year1968

Sutherland's "Sword of Damocles" overlays graphics on a user's view.

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Built on

TransistorRecorded · 1947requires
Stored-program computerRecorded · 1948requires
SketchpadRecorded · 1963enables

Led to

Consumer VR headsetRecorded · 1995enables
Everyday AR glassesRecorded · 2019enables

Sources & evidence

Additional source

Dataset updated 2026-10-18. This individual record has not been separately re-reviewed.