Colorimetry

A complete visual tutorial on how color is seen and measured. It walks through color perception, color scales, surface geometry, and sample preparation, building a clear foundation for instrument-based color measurement.

Hunterlabs

A practical guide to colorimetric analysis covering light absorption, instrument setup, and common applications. A clear starting reference for anyone working with colorimeters.

Sherwood Scientific

A concise introduction to colorimetry from a biochemistry angle. It explains Beer's and Lambert's laws and shows how the color intensity of a solution reveals the concentration of a compound.

Shehreen Akhtar

A classic and authoritative introduction to colorimetry from the National Bureau of Standards. It explains color specification, the CIE system, and how color is measured and standardized.

Deane B. Judd

An encyclopedia chapter on the theory of colorimetry. It presents the core concepts and mathematics of color measurement in a compact, authoritative form.

Alison Gilchrist and Jim Nobbs