TUNABLE CYLINDRICAL LENSES AND HEAD-MOUNTED DISPLAY INCLUDING THE SAME
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United States of America
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Issued Date -
Jan 9, 2025
app pub date -
Sep 18, 2024
filing date -
Sep 18, 2024
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Abstract
Systems include three optical elements arranged along an optical axis each having a different cylinder axis and a variable cylinder refractive power. Collectively, the three elements form a compound optical element having an overall spherical refractive power (SPH), cylinder refractive power (CYL), and cylinder axis (Axis) that can be varied according to a prescription (Rx).
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