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Related Experiment Video

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Precision Measurements and Parametric Models of Vertebral Endplates

Precision Measurements and Parametric Models of Vertebral Endplates

Published on: September 17, 2019

Dimensional validation of CubeSat structures using 3D optical scanning technology.

Jhonatan-Fernando Eulopa-Hernandez¹, Edgar-Saúl Bibiano-Valente¹, Diego-Alfredo Padilla-Pérez¹

¹Instituto Politécnico Nacional, Centro de Desarrollo Aeroespacial, 06610, Ciudad de México, Mexico.

Scientific Reports

|November 27, 2025

Summary

This summary is machine-generated.

3D optical scanning offers a more accurate and reliable method for verifying CubeSat dimensions compared to traditional calipers. This advanced technology reduces human error, enhancing the safety and precision of nanosatellite manufacturing for space missions.

Keywords:

Droughts Hydrodynamics Model Numerical modeling River

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Area of Science:

Aerospace Engineering
Metrology
Additive Manufacturing

Background:

CubeSat nanosatellites require precise dimensional verification for launch system compatibility.
Conventional methods like Vernier calipers are susceptible to human error and can risk satellite integrity.

Purpose of the Study:

To evaluate the efficacy of 3D optical scanning technology (MetraSCAN3D) for dimensional validation of 1U CubeSat structures.
To compare the accuracy and precision of 3D scanning against traditional measurement techniques.

Main Methods:

Five 1U CubeSat models were manufactured using additive processes.
Dimensional validation was performed using the MetraSCAN3D optical scanner and conventional calipers.
A Measurement System Analysis (MSA), including Gauge Repeatability and Reproducibility (GRR), bias, and linearity studies, was conducted.

Main Results:

The MetraSCAN3D significantly reduced Gauge Repeatability and Reproducibility (GRR) variance to 0.93%.
3D scanning demonstrated superior accuracy and precision compared to Vernier calipers.
Human-induced variability in measurements was substantially mitigated.

Conclusions:

3D optical scanning provides a highly reliable and accurate method for CubeSat dimensional validation.
This technology enhances the integrity of nanosatellite manufacturing processes.
The approach shows potential for wider adoption in aerospace dimensional metrology.