BASIC INFO
A road sign retro-reflection meter (traffic sign retroreflectometer) is a specialized tool designed to measure the reflectivity of road signs. This instrument is crucial for ensuring that traffic signs meet regulatory standards for visibility, particularly at night or in low-light conditions.
Specifications:
| Measurement items: | retroreflective coefficientcd.lx-1 .m-2 |
| Measurement range: | 0—1999.9 |
| Observation angle: | 0.2° |
| Angle of incidence: | -4° |
| Light source color temperature: | 2856±50K (Standard illuminant A) |
| Testing spot diameter: | 32mm |
| Error of repeatability measurement: | ≤2% |
| Error of reproducibility measurement: | ≤3% |
| Continuous working time of battery: | ＞8h |
| Data storage space: | 8GB |
| Built-in battery capacity: | 3500mAh |
| Charger: | DC 8.4V |
| Ambient temperature: | -5℃~+50℃ |
| Ambient humidity: | ＜98%, no frost |
| Instrument size: | 220mm ×250mm ×80mm (L×H×W) |
| Weight: | 1.7kg |
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