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// Blog · APR 15, 2026 · 1 MIN READ

Inside the CIE Tristimulus filter stack

How the glass filter array maps incoming light to RGB tristimulus values, and why 20-bit resolution matters.

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QUBYX team

How the glass filter array maps incoming light to RGB tristimulus values, and why 20-bit resolution matters.

Context

This technical note is intended for integrators, engineering teams, and customers who want to understand the implementation underneath QUBYX products.

Technical detail

We work through the relevant data model, measurement pipeline, and verification steps. Where helpful, we point to existing standards and our deviations from them.

References

  • Internal engineering note
  • Public standard documentation
  • QUBYX SDK reference

For deeper integration questions, contact engineering@qubyx.com.

// About the author
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Writes about display calibration and the workflows that depend on accurate color. Part of the QUBYX team since 2018.