

| Product Category | Essence Pro | Standard Edition Pro | Flagship Pro Edition |
| Product size | 68.5*17*56mm | 68.5*17*56mm |
68.5*17*189mm (Includes iPod touch) |
| weight | 76.5g±1g | 76.5g±1g |
211g ± 2g (including iPod touch) |
| Wavelength Range | 380nm~780nm | 380nm~780nm | 380nm~780nm |
| Illumination range |
Measurable: 5~50000 lux |
Measurable: 5~50000 lux |
Measurable: 5~50000 lux |
| spectral resolution | 1nm | 1nm | 1nm |
|
Optical resolution |
10nm | 8nm | 8nm |
| Repeatability | x, y ︰< 0.0015 | x, y ︰< 0.001 | x, y ︰< 0.001 |
|
accuracy |
x, y ︰ ± 0.003 |
x, y ︰ ± 0.002 |
x, y ︰ ± 0.002 |
| Integral time | 6ms ~ 16s | 6ms ~ 16s | 6ms ~ 16s |
| Language selection |
Traditional Chinese, Simplified Chinese, |
Traditional Chinese, Simplified Chinese, |
Traditional Chinese, Simplified Chinese, |
| Measurement mode |
Single measurement, multiple measurements Deducting background light |
Single measurement, multiple measurements Continuous measurement, deducting background light |
Single measurement, multiple measurements Continuous measurement, deducting background light |
| Measurement function |
Related Color Temperature (CCT) Red/Blue Ratio Red light/far red light ratio DLI illumination Main wavelength Light absorption efficiency PPFD
YPFD |
Related Color Temperature (CCT) Red/Blue Ratio Red light/far red light ratio DLI illumination Main wavelength Light absorption efficiency PPFD
YPFD |
Related Color Temperature (CCT) Red/Blue Ratio Red light/far red light ratio DLI illumination Main wavelength Light absorption efficiency PPFD
YPFD
|
| Key functions |
Photography function, note taking function, |
Photography function, note taking function, |
Photography function, note taking function, |
| Can be equipped with an APP |
Spectrum spirit essence version |
Spectrum Elf Action Edition |
Spectrum Elf Action Edition |
















