Standard Test Method for all kinds of LED display Description:

A test environment

In addition to special provisions, the test environment is as follows:
Ambient temperature: 15 ℃ ~ 35 ℃;
Relative Humidity: 40% ~ 80%;
Atmospheric pressure: 86kpa ~ 106kpa;
Supply Voltage: 220V ± 10%, 50Hz ± lHz.

2 Test Instruments and Software

Color TV Signal Generator: S / N greater than 52dB;
Color Analyzers: accuracy greater than ± 5% (used to measure brightness,
Color and other optical properties can also be a similar instrument);
Vernier Caliper: distinguish degrees 0.02mm;
Protractor: Accuracy 2 °;
Thermometer: Accuracy ± 1 ℃;
Light intensity instrument: accuracy greater than ± 10%;
Light Meter: Accuracy is greater than ± 10%;
Oscilloscopes: 100MHz;
Steel ruler: the length of more than 1m;
Gauge: Accuracy is greater than 1/100mm;
Brightness identification test software;
Gray-scale test software;
Frame rate test software.