Model WF30
Display Mode CIELAB、CIELCH
Color Difference Formula △E*ab
Illumination Condition CIE
Recommendation：8/d
Light Source LED blue excitation
Sensor Photodiode array
Measurement Caliber φ4mm/φ8mm/φ16mm Alternative
Measurement Condition " Observer：CIE 10° Standard observer
Light source: D50 D65 F11(TL84)
Contain light way：SCI SCE"
Measurement Range L: 0 to 100
Repeated Accuracy △E<0.05 (take the deviation average after 30 times measuring the whiteboard)
Table Difference △E<0.2
Measurement Interval 0.5 Sec.
Storage Capacity " Type sample data : 100 with testing sample data: 200
Language Patterns English
Battery Charging Time 8 hrs
Battery Li-ion battery, 5000 times Measurement
Lifetime of Bulb 5 years more than 1.6 million measurements
Display Screen TFT true color 2.8inch@(16:9) Resolution ratio:400x240
Interface of External USB2.0 (USB-B)- data communication with 《color analysis system》software RS-232 (115200bps)- connected with micro printer
Working Temperature Range 0℃-40℃（32℉-104℉）
Storage Temperature Range -20℃-50℃（-4℉-122℉）
Humidity Range Relative humidity less than 85%,without condensation
Weight 700g
Size 199*68*90mm
Size of Exterior Package 400*240*340mm
Standard Accessories 3000mAH Li-ion battery/AC adapter/USB Data line/CD《Color analysis software》/User manual/Warranty card
Optional Accessories Flour measuring device/Liquid measuring device/Micro printer
Warranty: 3 year

Item Package Dimensions L x W x H	15.35 x 13.39 x 9.17 inches
Package Weight	2.8 Kilograms
Brand Name	FRU
Manufacturer	Shenzhen Wave Optoelectronics Technology Co.,Ltd
Part Number	WF30(4mm)

FRU WF30 Portable Accurate Colorimeter 4mm Caliber CIELAB CIELCH Color Difference

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