Brightness Tester NBGT-100 is designed to measure the brightness of samples with a thickness of ≤ 40 mm, ensuring accurate results. It offers a precise evaluation of R457 blue lightness, maintaining a threshold of ≤ 0.03 for detailed analysis. It is equipped with a large screen featuring a high-pixel liquid crystal display for clear visualization. Our tester facilitates multiple measurements and calculates the arithmetic mean for enhanced reliability in data analysis.
| Sample Size | Test plate diameter ≥ 30mm Sample thickness ≤ 40mm |
| Working Temperature | 10 to 35 ℃ |
| Humidity | ≤ 85% |
| Test Parameters | Measure the color of the object, report the diffuse reflection factor, stimulus value, chromaticity coordinates, brightness, chromaticity, chroma, hue angle, dominant wavelength, excitation purity, color difference, brightness difference, chroma difference, hue difference, Hunter System |
| Indication Accuracy | Chromaticity Coordinate ≤ 0.0001, others ≤ 0.01 |
| Data’s Stability | 30 minutes after preheating, within ± 5℃ temperature range, ≤ 0.1 |
| Repeatability Accuracy | Rx, Ry, Rz ≤ 0.03 |
| Chromaticity Coordinate | ≤ 0.001 |
| R457 | ≤ 0.03 |
| Specular Reflectance Accuracy | ≤ 0.1 |
| Built-in thermal printer | |
| Standards | ISO 2469, ISO 2470, ISO 2471, ISO 9416, ISO 11475 |
| Power Consumption | 50W |
| Power Supply | AC (100-240) V (50/60) Hz |
| Dimension (L × W × H) | 330 × 260 × 385 mm |
| Weight | 15Kg |
Brightness tester is used for precise brightness measurements, aiding in quality assurance across various materials. Employed in industries like paper, plastics, textiles, ceramics, and construction materials.
