Question

How to access the camera, in such a sense, when my scene opens, it should enable camera from headset and should show real world.

So far, i have tried these things --

1. created a canvas -- using a raw image there, enabling camera through it, basically webcam texture.

in hierarchy, there is XR Origin gameobject also, with left and right hand controllers

Answer 1

You can use EnableSeeThroughManual in their doc to Get the camera picture of Neo 3 device and use it as the environmental background.
https://developer.pico-interactive.com/docs/en/12058/225691/#_9-6-seethrough-camera-related