LCD widely use cheap price portable whiteness meter
Negotiable
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Measuring Range | 0-199 | Measuring Condition | 45/0 | ||
Whiteness Mean | Whiteness degree of blue light Wb=R457 | Minimum Readout | 0.1 | ||
Calibrate | 15 | Zero Draft | 0.1 | ||
Basic Error | 1 | Repeatability | 0.2 | ||
External Dimension | 235*75*65 mm | ||||
Power Supply | DC 1.5V, 5 AA alkaline dry cells AC 220V/50Hz DC7.5V 0.2A power supply adapter |