kɹˈoʊmə dˈɛpθ θɹˈiːdˈiː wʌz ɪnvˈɛntᵻd baɪ jˌuːˈɛs ɹᵻsˈɜːtʃɚ ɹˈɪtʃɚd stˈiːnblɪk ˈæftɚ hiː nˈoʊɾɪst ðætðə bɹˈaɪt kˈʌlɚz ɔnðə skɹˈiːn əvə tˈɛmpɪst vˈɪdɪoʊ ɡˈeɪm sˈiːmd tə lˈaɪ ɪn dˈɪfɹənt dˈɛpθ plˈeɪnz.
ChromaDepth 3-D was invented by US researcher Richard Steenblik after he noticed that the bright colors on the screen of a TEMPEST video game seemed to lie in different depth planes.