Digital Colorimeter with Φ6mm Test Structure D/8 SCI Repeatability ΔE*ab≤ 0.03
（1） Dual optical path design improves repeatability accuracy dE ab≤0.03. Related technologies are protected by Chinese invention patents and US invention patents. • Difference(ΔE ab,ΔE cmc,ΔE 94,ΔE 00).