REDWAVE NIR is an optical sorting machine for separation of different minerals. The light source and the sensor system are placed above the sorting belt.

Technical specifications: REDWAVE NIR:
Sensor technologies This sorting machine uses Near Infrared (NIR) Spectroscopy to identify materials.
Sorting width 1000 mm - 2000 mm
Capacity depends on the material, tasks and grain size

Operating principal

Feeder channel

Conveyor belt

Near Infrared Sensor


Measurement unit

Ejection area

Flow area