# Robot calibration

Robot Calibration is an ApertusVR sample and tool to get and set robot position and orientation in a specific 3D environment. Transformation matrix and invert transformation matrix are displayed in real-time.

![](/files/-LJsVOl1_6Vk4iKX43XV)


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://apertus.gitbook.io/vr/introduction/features/industry/robot-calibration.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.