Model #: ci51


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The X-Rite Ci51 is a versatile, affordable, entry-level handheld sphere spectrophotometer that offers fast, easy means of capturing color data from customer-supplied samples.


Calibration White and Zero
Communication Interface USB 2.0
Dimensions (length, width, height) 21.3 cm 9.1 cm 10.9 cm
Humidity 5% to 85%, non-condensing
Illumination Spot Size 14mm
Instrument Display Backlit Color Graphic LCD
Inter-Instrument Agreement 0.30 ΔE*ab avg.
Lamp Life Approx. 500,000 measurements 
Light Source Gas-filled tungsten lamp
Measurement Cycle Time ≈ 2 seconds
Measurement Geometry d/8°
Measurement Spot 8mm
Measurement Time ≈ 2 seconds
Operating Temperature Range 50° to 104°F (10° to 40°C)
Package Dimensions (length, width, height)  36cm, 30cm, 20cm
Photometric Range 0 to 200%
Photometric Resolution 0.01%
Reflectance Aperture(s) 1
Sample Preview Targeting window
Shipped Weight '4kg
Short Term Repeatability - White .10 ΔE*ab on white ceramic
Software Development Kit XDS4
Spectral Analyzer Blue-enhanced silicon photodiodes
Spectral Interval 10nm
Spectral Range 400nm-700nm
Spectral Reporting 10nm
Storage Temperature Range '-4° to 122°F (-20° to 50°C)
Transform Support Embedded
100-240VAC 50/60Hz, 
12VDC @ 2.5A
Warranty 12 months
Weight 1.06 kg
What's Included? Instrument with white calibration standard, black trap, manual(CD), AC adapter, USB cable



Questions? Need a Quote? Contact Us.  1.800.248.9748