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A comment on Lenovo’s Glasses T1 let you bring a private big screen display with you. Parent comment

Re:Lenovo’s Glasses T1 let you bring a private big screen di... by rowanG077 on Saturday September 03, 2022 @01:59PM (#32704381)
Valve index has a PPI of 598. What I assume you are talking about is PPD, or Pixel per Degree. Iphone doesn't have a fixed PPD since the distance to your eyes is not fixed.

An ocular 720p display at 100ppd would be be about an inch diagonally at 10cm from you eye balls. That's basically unuseable

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