Sunallme 了解下 Leap Motion吧，或许可以解决你的问题

https://forums.hololens.com/discussion/1762/hololens-with-leap-motion-vuforia

Sunallme HoloLens不知道有没有对左右手区分，你可以研究下官方的文档API

Sunallme

还真的支持左右手了，官方最近新发的一个开源项目 LunarModule 登月舱的项目就用到了左右手操作

private void Update() {
            if (Show) {
                messageRenderer.enabled = true;
                UpdateHand(leftHand, InputSources.Instance.hands.GetHandState(InputSourceHands.HandednessEnum.Left, MinConfidence), OffsetLeft);
                UpdateHand(rightHand, InputSources.Instance.hands.GetHandState(InputSourceHands.HandednessEnum.Right, MinConfidence), OffsetRight);
            } else {
                messageRenderer.enabled = false;
                leftHand.enabled = false;
                rightHand.enabled = false;
            }
        }

        private void UpdateHand (Renderer handRenderer, InputSourceHands.CurrentHandState handState, Vector2 handOffset) {
            if (handState == null) {
                switch (Visibility) {
                    case VisibilityEnum.Always:
                    case VisibilityEnum.TrackingLost:
                        handRenderer.enabled = true;
                        handRenderer.material.mainTexture = HandAbsentTexture;
                        handRenderer.material.color = HandAbsentColor;
                        break;

                    case VisibilityEnum.TrackingPresent:
                        handRenderer.enabled = false;
                        break;
                }
            } else {
                if (FollowOnScreen) {
                    // Get the world position of the billboarded indicator
                    Vector3 handPos = transform.InverseTransformPoint (handState.Position);
                    handPos.x += handOffset.x;
                    handPos.y += handOffset.y;
                    handPos.z = 0f;
                    handPos.x = Mathf.Clamp(handPos.x, MinRange.x, MaxRange.x);
                    handPos.y = Mathf.Clamp(handPos.y, MinRange.y, MaxRange.y);
                    handRenderer.transform.localPosition = handPos;
                 }

                if (handState.Pressed) {
                    switch (Visibility) {
                        case VisibilityEnum.Always:
                        case VisibilityEnum.TrackingPresent:
                            handRenderer.enabled = true;
                            handRenderer.material.mainTexture = HandPressedTexture;
                            handRenderer.material.color = HandPressedColor;
                            break;

                        case VisibilityEnum.TrackingLost:
                            handRenderer.enabled = false;
                            break;
                    }
                } else {
                    switch (Visibility) {
                        case VisibilityEnum.Always:
                        case VisibilityEnum.TrackingPresent:
                            handRenderer.enabled = true;
                            handRenderer.material.mainTexture = HandPresentTexture;
                            handRenderer.material.color = HandPresentColor;
                            break;

                        case VisibilityEnum.TrackingLost:
                            handRenderer.enabled = false;
                            break;
                    }
                }
            }

github： https://github.com/Microsoft/MRDesignLabs_Unity_LunarModule