Two-piece free-form surface head mounted display optical system
An optical system, double-chip technology, applied in the field of optical systems, can solve the problems of small exit pupil diameter and high processing difficulty, and achieve the effect of large exit pupil diameter, low processing difficulty, and multiple optimization variables
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[0033] The system structure of the embodiment of the optical system of the double-chip free-form surface head-mounted display of the present invention is as follows: figure 2 As shown, it includes a micro-display, a free-form prism with three optical surfaces and a free-form lens with two optical surfaces. The direction of the source (that is, the microdisplay) is the first surface of the prism 2, the second surface of the prism 3, the third surface of the prism 4, the first surface of the lens 5 and the second surface of the lens 6, and the first surface of the prism 2 is a transmission with a concave shape. surface, the second surface 3 of the prism is a concave reflective surface, and the outside of this surface is coated with a reflective film, the third surface 4 of the prism is a plane transmission surface, the first surface 5 of the lens is a transmission surface of a convex shape, and the second surface 6 of the lens is The plane transmissive surface, which is bonded ...
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