In-line color measurement technology

Real-time settings eliminate the need for complex recalibrations or costly technical services.

Optimal results with Rainbow’s max performance—no speed limitations, only unmatched efficiency.

Unlock versatility as Rainbow interface can monitor, track, and export data easily.

Measurement Zone	Z1	Z2	Z3
Geometry	-14º / 65º	0º / 45º	14º / 23º
Measurement distance (machine aperture to sample)	75 mm
Light source	Supercontinuum white light laser
Spectral measurement range	400 nm - 750 nm
Measurement area	60 mm	60 mm	60 mm
Total measurement zone	450 mm
Measurement time	< 100 ms	< 100 ms	< 100 ms
Minimum measurement interval	2 s between zones
Distance variation with error ΔL*, Δa, Δb < 0.4	± 2 mm	± 2 mm	± 2 mm
Reproductivity CIELAB (standard deviation for repeated difference measurements of a white sample during 72h)	ΔL*, Δa, Δb, ≤ 0.2	ΔL*, Δa, Δb, ≤ 0.2	ΔL*, Δa, Δb, ≤ 0.2
Calibration (traceable to NIST/PTB with certificate for the 250nm – 2450nm range)	Automatic calibration in each measurement zone
Environment light influence	NO

*Environment temperature	10 - 40 °C
Machine size	2120 mm x 1160 mm x 3770 mm
Machine weight	300 kg
User Interface	Specific HMI for coil coating industry (Color display 17")
Input voltage	230 V AC
Max power consumption	682 W

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