Production Description

HD-561 Hand type digital whiteness tester

Mainly be used for testing  the whiteness of the surface of the object or powder, can accurately get the inspect sense degree that is consistent with the value of the white degree. For the item treated with fluorescent whitening agent , it can reflect the quantitative fluorescence redound to the white degree value. And it can measure accurately about paper opacity .

Design criteria:JJG512-87,GB2913,GB5950,GB8940.1,GB12097,GB13025.2

Main technology parameter:

Testing range:0~199
Testing term:45/0 
Whiteness display:R457blue ray whiteness
Mini indicating value:0.1
Measuring Diameter:φ15
Zero drift:≤±0.1
Indication error:≤±1
Repeatability:≤0.2
Overall dimensions:(L×W×H)235×75×65 mm
Power supply:DC 1.5V×5 joint AA alkali dry battery:AC 220V/50Hz/DC7.5V/ 0.2A  Power adapter
Specialty:LCD display,LED power,auto power-off,AC and DC supply,secure box,data output interface