Measurement geometry

45/0 

Measuring aperture

11mm

Wave length

400-700nm

Interval

10nm

Sensor

CMOS sensor with 256 pixels

Spectrophotometric method

concave grating spectrophotometry

Integrating sphere

Φ40mm

Reflectance measurement range

0-200%,

Resolution: 0.01%

Light source

LED

Testing time

Around 1 second

Repeatability  

Spectral reflectivity: within 0.08% of standard deviation

ΔE*ab ≤ 0.03 

After correction, the standard deviation of the white board was measured 30 times at an interval of 5S) with a maximum value of 0.05

Difference

ΔE*ab≤ 0.3

Means of measurements on 12 BCRA II plates）

Battery

Repeatable charging, continuous measurement of 8,000 times,

8.4V/3000mAh