CN219225208U

CN219225208U - VR perspective system and VR equipment

Info

Publication number: CN219225208U
Application number: CN202223577660.5U
Authority: CN
Inventors: 李达
Original assignee: Qingdao Dream Blossom Technology Co ltd
Current assignee: Qingdao Dream Blossom Technology Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-20
Anticipated expiration: 2032-12-30

Abstract

The utility model provides a VR perspective system and VR equipment, which relate to the field of VR equipment and comprise a camera, a reflector, an optical lens set and a display; the mirror has opposite first and second sides; the optical machine lens group is positioned at the first side of the reflector; the camera is positioned at the second side of the reflector and is used for collecting reflected light formed by a second side mirror surface of the reflector under the perspective function; the display is positioned on the first side of the reflector and is used for displaying the virtual image in the VR and the image of the external environment shot by the camera; wherein the focal points of the reflected light rays a1 and b1 coincide with the focal point of the human eye with respect to the symmetry lines a2 and b2 of the first side mirror surface of the mirror; the viewing cone shot by the camera and the viewing cone of the human eye can be fused; the camera view cone and the human eye view cone are close to even the same result as much as possible, so that the problem of imaging parallax is solved without consuming system calculation force, and the camera view cone and the human eye view cone have stable near perspective display definition.

Description

VR perspective system and VR equipment

Technical Field

The utility model relates to the field of VR equipment, in particular to a VR perspective system and VR equipment.

Background

When a person wears the VR head display, the perspective mode is to shoot an external scene through a camera in front of the device and display the scene on a screen, but the camera position and the human eye position are different, so that the viewing cones of the objects are different, and the phenomenon that the closer objects are is obvious is about.

As shown in fig. 1, in the VR perspective system of the conventional technical solution, two points A, B are two marked points of an external object, and a viewing cone formed at a camera position and a viewing cone formed at a human eye observation position are different. The vision cone difference can cause people to feel dizziness uncomfortable, and meanwhile, when virtual and real mixing is carried out, the virtual object and the real image shot by the camera can not be fused correctly. Most of the existing solutions are to correct images by means of re-projection after depth information is acquired, the method has high calculation power consumption on a system, and meanwhile, the images cannot be correctly restored under the condition that an object is very close to a camera, so that distortion and ripples are formed on the images.

Disclosure of Invention

The utility model aims to provide a VR perspective system and VR equipment, which are used for solving the problem that in the prior art, a viewing cone formed by a camera position is different from a viewing cone formed by a human eye observation position, so that fusion of a virtual object and a real image shot by the camera is difficult.

With the foregoing object in view, in a first aspect, the present application provides a VR perspective system, including:

a mirror disposed obliquely, the mirror having opposite first and second sides;

the optical machine lens group is positioned at the first side of the reflecting mirror and plays a role in light transmission under the perspective function;

the camera is positioned at the second side of the reflector and is used for collecting reflected light formed by the second side mirror surface of the reflector under the perspective function;

the display is positioned on the first side of the reflector and used for displaying virtual images in VR and images of external environments shot by the camera;

the method comprises the steps that external incident light rays a and b pass through a second side mirror surface of a reflector to form reflected light rays a1 and b1, a camera is used for collecting the reflected light rays a1 and b1, the reflected light rays a1 and b1 coincide with a viewing cone line shot by the camera, and focuses of the reflected light rays a1 and b1, relative to symmetric lines a2 and b2 of the first side mirror surface of the reflector, coincide with focuses of human eyes; the viewing cone shot by the camera and the viewing cone of the human eye can be fused.

Further, the reflector is a binocular reflector, the display is horizontally arranged on one side of a first side mirror surface of the reflector, and emergent light rays of the display enter human eyes through the optical machine mirror group after being reflected by the first side mirror surface of the reflector.

Further, the reflector is a single-sided reflector, namely a second side mirror surface of the reflector is a reflecting surface, and the display is vertically arranged on the first side of the reflector and attached to the light incident side of the optical machine mirror group.

Further, the mirror surface of the reflector group is a plane or a curved surface.

Further, the mirror surface of the reflector group is a curved surface.

Further, the reflector group is arranged at an angle of 45 degrees with respect to the horizontal plane.

Further, the display is any one of an LCD display, an OLED display, a micro OLED micro display, a MiniLED micro display, a DLP display, and an LCOS display.

In a second aspect, the present application provides a VR device including the VR perspective system described above.

Adopt above-mentioned technical scheme, VR perspective system and VR equipment that this application provided, compare in prior art, the technological effect that has:

in the VR perspective system provided by the present application, external incident light rays a and b form reflected light rays a1 and b1 after passing through a second side mirror surface of a reflective mirror, a camera is used for collecting the reflected light rays a1 and b1, the reflected light rays a1 and b1 coincide with a viewing cone line shot by the camera, and focal points of the reflected light rays a1 and b1, relative to symmetric lines a2 and b2 of the first side mirror surface of the reflective mirror, coincide with focal points of human eyes; the viewing cone shot by the camera and the viewing cone of the human eye can be fused; according to the VR perspective system, the reflector is added, the camera shoots an external environment through the reflector by means of physical light path reflection, so that the virtual image position of the camera and the observation position of the human eye are overlapped as much as possible, the situation that the camera view cone and the human eye view cone are close to or even the same as each other as much as possible is achieved, the problem of imaging parallax is solved under the condition that the system calculation force is not consumed, and the camera has stable close-range perspective display definition.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a VR perspective system in a conventional technical scheme;

fig. 2 is a schematic structural diagram of a VR perspective system provided in the present application;

fig. 3 is a schematic diagram of a second structure of the VR perspective system provided in the present application.

Icon: 1-a camera; 2-reflecting mirror; 3-an optical machine lens group; 4-display.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 2 and fig. 3, a VR perspective system provided in an embodiment of the present application includes: the device comprises a camera 1, a reflector 2, an optical machine lens group 3 and a display 4;

specifically:

a mirror 2 having opposite first (left as shown) and second (right as shown) sides, in an inclined arrangement;

the optical machine lens group 3 is positioned at the first side of the reflector 2 and plays a role in transmitting light under the perspective function;

the camera 1 is positioned at the second side of the reflector 2 and is used for collecting reflected light formed by the second side mirror surface of the reflector 2 under the perspective function;

a display 4 is located at a first side of the mirror 2 for displaying a virtual image in VR and an image of an external environment reflected through a second side of the mirror 2 taken by the camera 1;

the external incident light a and the external incident light b pass through the second side mirror surface of the reflector 2 to form a reflected light a1 and a reflected light b1, the camera 1 is used for collecting the reflected light a1 (the reflected light corresponding to the incident light a) and the reflected light b1 (the reflected light corresponding to the incident light b), and the reflected light a1 and the reflected light b1 coincide with a viewing cone line shot by the camera 1;

the focal points of the reflected light ray a1 and the reflected light ray b1 relative to the symmetrical lines a2 and b2 of the first side mirror surface of the reflector 2 coincide with the focal point of the human eye; so that the viewing cone photographed by the camera 1 and the viewing cone of the human eye can be fused.

Fig. 2 shows a first schematic structural diagram of the VR perspective system provided in the present embodiment;

referring to fig. 2, in a preferred embodiment, the mirror 2 is a binocular mirror 2, i.e. the first side mirror surface and the second side mirror surface of the mirror 2 are both configured as mirror surfaces;

the display 4 is horizontally arranged on one side of the first side mirror surface of the reflector 2, and emergent light rays of the display 4 enter human eyes through the optical machine mirror group 3 after being reflected by the first side mirror surface of the reflector 2, namely, the human eyes can see pictures of the display 4 reflected by the first side mirror surface of the reflector 2 through the optical machine mirror group 3;

in this embodiment, the viewing cone lines of the camera 1 are respectively overlapped with the reflected light ray a1 and the reflected light ray b1, and the viewing cone lines of the human eyes are respectively overlapped with the symmetry line a2 and the symmetry line b 2; so as to achieve the maximum degree of the same shooting viewing cone of the camera 1 and the viewing cone of the human eye position.

Fig. 3 shows a second schematic structural diagram of the VR perspective system provided in the present embodiment;

referring to fig. 3, in a preferred embodiment, the reflector 2 is a single-sided reflector 2, that is, the second side mirror surface of the reflector 2 is a reflecting surface, and is only used for reflecting the light of the external environment for the camera 1 to shoot; the display 4 is vertically arranged on the first side of the reflector 2 and is attached to the light incident side of the optical machine lens group 3, so that the human eyes can see the picture displayed by the display 4 through the optical machine lens group 3.

In a preferred embodiment, the mirror surfaces of the mirror 2 set are planar.

In a preferred embodiment, the mirror surfaces of the mirror 2 set may also be curved.

In a preferred embodiment, the mirror 2 sets are disposed at a 45 degree angle to the horizontal.

In addition, the display 4 in the present embodiment may be any one of an LCD (liquid crystal display) display 4, an OLED (organic light-emitting diode) display 4, a micro OLED micro display 4, and a MiniLED micro display 4; a DLP (digital light processing) display 4 is also possible; LCOS (liquid crystal on silicon) display 4 and the like are also possible. In addition, the display 411 may be a flexible screen or a rigid screen (i.e., a non-flexible screen).

Adopt the VR perspective system that this application provided, have following advantage at least:

the external incident light rays a and b pass through the second side mirror surface of the reflector 2 to form reflected light rays a1 and b1, the camera 1 is used for collecting the reflected light rays a1 and b1, the reflected light rays a1 and b1 coincide with the view cone line shot by the camera 1, and the focal points of the reflected light rays a1 and b1 relative to the symmetrical lines a2 and b2 of the first side mirror surface of the reflector 2 coincide with the focal points of human eyes; the viewing cone shot by the camera 1 and the viewing cone of the human eye can be fused;

according to the VR perspective system, the reflector 2 is added, the camera 1 shoots an external environment through the reflector 2 by means of physical light path reflection, so that the virtual image position of the camera 1 and the observation position of human eyes are overlapped as much as possible, the effect that the view cone of the camera 1 and the view cone of the human eyes are as close as possible or even the same is achieved, the problem of imaging parallax is solved under the condition that the system calculation force is not consumed, and the stabilized near-view perspective display definition is achieved.

In addition, embodiments of the present application also provide a VR device that includes the VR perspective system described above, including but not limited to head-mounted virtual reality devices, such as VR all-in-one machines, VR helmets, and the like.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. A VR perspective system, comprising: the device comprises a camera, a reflector, an optical lens set and a display;

a mirror disposed obliquely, the mirror having opposite first and second sides;

2. The VR perspective system of claim 1, wherein the mirror is a binocular mirror, the display is horizontally disposed on one side of a first side mirror of the mirror, and outgoing light from the display enters the human eye through the opto-mechanical mirror assembly after being reflected by the first side mirror of the mirror.

3. The VR perspective system of claim 1, wherein the mirror is a single-sided mirror, and the second side mirror of the mirror is a reflective surface, and the display is vertically disposed on the first side of the mirror and attached to the light entrance side of the optical machine set.

4. The VR perspective system of claim 1, wherein the mirror surface of the mirror set is planar or curved.

5. The VR perspective system of claim 1, wherein the mirror surface of the mirror set is curved.

6. The VR perspective system of claim 1, wherein the mirror set is disposed at a 45 degree angle to horizontal.

7. The VR perspective system of claim 1, wherein the display is any one of an LCD display, an OLED display, a micro OLED micro display, a MiniLED micro display, a DLP display, and an LCOS display.

8. A VR device comprising the VR perspective system of any one of claims 1-7.