How does the optical system of a structured light 3D scanner work?

In summary, an optical system in 3d scanners is a combination of lenses, mirrors, and sensors that work together to capture and process light in order to create a 3d representation of an object. It works by emitting a light source onto the object and capturing the reflected light. One advantage of using an optical system is its ability to capture high-resolution images with accurate details and color information. However, limitations include sensitivity to external light sources and the size and shape of the object being scanned. To improve accuracy, proper calibration, use of multiple light sources and angles, and advanced software can be utilized.
  • #1
SnPtL
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Hello, can anyone explain me how optical system of a structured light 3d scanner like this one works? I tried to google it, but still didn't understand how it get's Z coordinate.
 
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  • #2
SnPtL said:
Hello, can anyone explain me how optical system of a structured light 3d scanner like this one works? I tried to google it, but still didn't understand how it get's Z coordinate.
Welcome to the PF. :smile:

That same website has more information on how to do the 3-D scans...

https://artecgroup.zendesk.com/hc/en-us/categories/201309909-Scanning
 

Related to How does the optical system of a structured light 3D scanner work?

What is an optical system in 3d scanners?

An optical system in 3d scanners is a collection of components that work together to capture and process light in order to create a 3d representation of an object. This includes lenses, mirrors, and sensors that work in conjunction to capture and interpret light reflections.

How does an optical system work in a 3d scanner?

The optical system in a 3d scanner works by emitting a light source onto an object and capturing the reflected light using a combination of lenses, mirrors, and sensors. The captured light is then processed and converted into a 3d representation of the object.

What are the advantages of using an optical system in 3d scanners?

One major advantage of using an optical system in 3d scanners is its ability to capture high-resolution images with accurate details. It also allows for non-contact scanning, making it suitable for delicate and complex objects. Additionally, optical systems can capture color information, making the 3d representation more realistic.

What are the limitations of an optical system in 3d scanners?

One limitation of an optical system in 3d scanners is its sensitivity to external light sources. This can result in inaccurate or distorted scans. Additionally, the size and shape of the object being scanned can also affect the accuracy of the 3d representation.

How can the accuracy of an optical system in 3d scanners be improved?

To improve the accuracy of an optical system in 3d scanners, proper calibration and maintenance of the components is crucial. Additionally, using multiple light sources and angles can help capture more detailed and accurate data. Advanced algorithms and software can also be used to enhance the quality of the 3d representation.

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