colorimeter
preferred label: رنگ‌سنج @fa
type: Concept
related: colorimetry

colorimetry
related: colorimeter
related: spectrophotometer
broader: optical variable measurement
preferred label: رنگ‌سنجی @fa
type: Concept

spectrophotometer
preferred label: طیف‌نورسنج @fa
type: Concept
related: colorimetry

optical variable measurement
preferred label: اندازه‌گیری متغیر نوری @fa
type: Concept
narrower: colorimetry