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| Brand | LI-COR |
|---|---|
| Origin | USA |
| Model | LI-180 |
| Spectral Range | 380–780 nm |
| Wavelength Resolution | 1 nm (FWHM ≈ 12 nm) |
| Measurement Parameters | PPFD (1–3,000 µmol·m⁻²·s⁻¹), Irradiance (0.5–1,000 W·m⁻²), Illuminance (70–150,000 lx) |
| Detector | CMOS linear image sensor with cosine-corrected optical input |
| Display | 3.5″ 320×420 touchscreen LCD |
| Data Storage | 8 GB SD card (up to 68,000 files) |
| Battery Life | 5 h continuous operation (2500 mAh Li-ion) |
| Accuracy | PPFD ±5%, Illuminance ±5%, Chromaticity (x,y) ±0.0025, CCT ±2%, CRI (Ra) ±1.5% |
| Compliance | JIS C 1609-1:2006 Class AA, DIN 5032-7 Class B |
| Interface | Mini USB 2.0, Wi-Fi SD card, microSD (up to 32 GB) |
| Output Formats | .txt, .jpg |
| Operating Temperature | 0–35 °C |
| Dimensions | 200 × 77 × 26 mm |
| Weight | 0.28 kg |
| Brand | Kipp & Zonen |
|---|---|
| Origin | Netherlands |
| Model | Brewer MkIII |
| Wavelength Range | 286.5–363 nm |
| Spectral Resolution | 0.6 nm |
| Wavelength Stability | ±0.01 nm (over full operating temperature range) |
| Detector | Photomultiplier Tube (PMT) |
| Optical Design | Dual Monochromator |
| Power Supply | 230 VAC or 115 VAC |
| Operating Temperature | −20 °C to +50 °C (−50 °C to +50 °C with optional cold-weather housing) |
| Measured Parameters | Total Ozone Column, SO₂ Column, Spectral UV Irradiance (UVA, UVB, UVE), UV Index (UVI) |
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