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Specification
Spectral
engine:
i1Pro 3 PLUS: i1
®
technology (holographic diffraction grating with 128 pixel
diode array) with built-in wavelengths check
Spectral range: 380 - 730 nm
Physical sampling interval: 3.5 nm
Optical resolution: 10 nm
Spectral reporting: 380 nm ... 730 nm in 10 nm steps
Measurement frequency in scanning
mode: 400 measurements per second
Optics:
Measurement geometry: 45º/0º ring illumination optics, ISO 13655:2017
Measurement aperture: 8 mm (0.31”) diameter
(effective measurement aperture during scanning is depending on the
patch size and measurement speed)
Illumination spot size: 12 mm (0.47”)
Light source: i1Pro 3 LED Illumination (including UV)
Reflectance
measurement:
spectral reflectance [dimensionless]
Measurement conditions: M0: UV included - ISO 13655:2017 M1: D50 - ISO 13655:2017
M2: ISO 13655:2017 M3: Polarization - ISO 13655:2017
OBC:
Optical Brightener Compensation (OBC) with i1Profiler software
Calibration: Manual on external ceramic white reference
Measurement background: white, ISO 13655:2017; for measurements on backup board
Minimal patch size in spot mode
(Width x Height):
14 x 14 mm (0.55” x 0.55”)
Minimal patch size in scanning mode
(Width x Height):
Maximum scan length:
16 x 16 mm (0.63” x 0.63”) with i1iO
16 x 16 mm (0.63” x 0.63”) with sensor ruler
20 x 16 mm (0.79” x 0.63”) without sensor ruler
20 x 16 mm (0.79” x 0.63”) with sensor ruler in M3 Mode
22 x 16 mm (0.87” x 0.63”) without sensor ruler in M3 Mode
515 mm (20.28")
Inter-Instrument-Agreement:
0.4 ∆E00* average, 1.0 ∆E00* max.
(deviation from X-Rite manufacturing standard at a temperature of 23ºC
(73.4ºF) on 12 BCRA tiles (D50, 2º))
Short-term repeatability:
0.1 ∆E94* on white (D50,2°, mean of 10 measurements every 3 s on
white)
Emission
measurement:
spectral radiance [mW/nm/m
2
/sr], luminance [cd/m
2
]
Measurement range: 0.2 - 5000 cd/m
2
on a typical LCD-Monitor
Short-term repeatability: x,y ±0.002 typ. (5000 K, 80 cd/m
2
)
Ambient light
measurement:
i1Pro 3 PLUS:
spectral irradiance [mW/nm/m
2
], illuminance [lux]
cosine corrected diffusor light measurement head
Interface:
USB 1.1
