Specifications
| Luminance Wavelength range | 400nm-700nm |
| Luminance wavelength interval | 10nm |
| Luminance measurement distance | ≤1m |
| Measurement range of luminance | 1 – 1000000cd/m² |
| Luminance resolution | 0.01cd/m² |
| Measurement Accuracy of luminance | ≤ +/- ( 5% H + 2cd/m ²) H is the Standard value (calibrated under CIE Standard A Light source) |
| Luminance optional unit | Cd/m ² (default), fL |
| Color temperature Measurement range | 1000 – 100000K |
| Color temperature Measurement Accuracy | +/- 5% (calibrated under CIE Standard A Light source) |
| Measurement range of color rendering index | 0 – 100 |
| Measurement Accuracy of color rendering index | +/- 2 (calibrated under CIE Standard A Light source) |
| Frequency Measurement range | 10 - 500HZ |
| Frequency measurement distance | ≤0.1m |
| Frequency Measurement Accuracy | ±5% |
| test aperture diameter | Φ10mm/20mm |
| Host size | Length 147.2mm Width 72mm Height 28mm |
| Probe size | Diameter 40mm * Thickness 76mm |
| instrument Weight | About 370 grams (including batteries) |
| show | 240 * 160 point matrix LCD |
| Battery | 2 AA alkaline dry batteries |
| Operating Environment | Temperature (0~ 40) ℃, Humidity < 85% RH |
| supply voltage | DC3V |
Packing list
After-sales instructions
Warranty days: 365 days
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/50614/Specification.html , which is only used by users who purchase commodities from the NBCHAO.