1results about How to "Low spurious" patented technology

The utility model provides a kind of multiple folding optical display system and wearable equipment of thinning and lightening belong to optical imaging technical field, including display unit, first optical element, second optical element, third optical element, fourth optical element and fifth optical element;First optical element is set on the light path of display unit;Second optical element is set on the transmission light path of first optical element, third optical element is set on the front side of second optical element;Fourth optical element is set on the front side of third optical element, and the front surface of fourth optical element is Fresnel surface;Fifth optical element is set on the back side of second optical element, and there is polarized light splitting element between the front surface of fifth optical element and the back surface of second optical element.It is compact in structure, small in size, thin in thickness, light in weight, low in stray, good in imaging quality, large in field of view angle, greatly improves the experience of user.