OPTICAL MODULE AND HEAD-MOUNTED DISPLAY DEVICE

WIPO Patent Application WO/2024/022106

A1

Embodiments of the present application provide an optical module and a head-mounted display device. The optical module comprises a lens group, which comprises at least one lens; the optical module further comprises a polarization element, a light splitting element and a phase retarder; the polarization element, the light splitting element and the phase retarder are arranged on any side of the lens in the lens group; the effective aperture B2 of the light splitting element ranges from 45 mm to 65 mm; a distance from the polarization element to the light splitting element is A2; the radius of curvature of the light splitting element is C6. The optical module satisfies: 0.1