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[[VR headset]]s with flat focus have lenses that are placed between the display and the user's eyes. The lenses allow our eyes to focus on the images on the display, even though the display is only a few inches in front of our faces. Without lenses, our entire VR world would become blurry because human eyes have trouble focusing on things that are very close.<ref>http://doc-ok.org/?p=1360</ref>
[[VR headset]]s with flat focus have lenses that are placed between the display and the user's eyes. The lenses allow our eyes to focus on the images on the display, even though the display is only a few inches in front of our faces. Without lenses, our entire VR world would become blurry because human eyes have trouble focusing on things that are very close.<ref>http://doc-ok.org/?p=1360</ref>
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==What led to head-worn computers==
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Head mounted-displays led to head-worn computers.
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==References==
==References==
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<references />