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| Brand | Ocean Optics |
|---|---|
| Origin | USA |
| Model | HR4000 |
| Optical Configuration | Single-beam |
| Detector | 3648-pixel linear CCD array |
| Wavelength Range | 200–1100 nm |
| Optical Resolution | ~1.0 nm FWHM |
| Slit Width | 25 µm |
| Grating | HC-1 holographic concave grating, 300 lines/mm |
| Stray Light | <0.05% at 600 nm |
| Focal Length | f/4, 101 mm |
| Dynamic Range | 2 × 10⁸ (system) |
| 2000 | 1 (single acquisition) |
| Data Transfer | 4 ms (USB 2.0 full spectrum) |
| Input/Output | 10 programmable GPIOs |
| Brand | Ocean Optics |
|---|---|
| Origin | USA |
| Model | HR4000CG-UV-NIR |
| Optical Architecture | Single-beam |
| Detector Type | Toshiba TCD1304AP CCD |
| Wavelength Range | 190–1100 nm |
| Grating | HC-1, 300 lines/mm |
| Slit Width | 5 µm |
| Optical Resolution (FWHM) | 0.75 nm |
| Stray Light | <0.05% at 600 nm |
| Integration Time | 4 ms–20 s (continuous) |
| Signal-to-Noise Ratio | 300:1 (full signal) |
| Dynamic Range (system) | 2×10⁹ |
| Interface | USB 2.0 (480 Mbps), RS-232 (2-wire), I²C |
| Operating Temperature | –10°C to +50°C |
| Storage Temperature | –30°C to +70°C |
| Humidity | 0–90% RH (non-condensing) |
| Dimensions | 148.6 × 104.8 × 45.1 mm |
| Weight | 0.57 kg |
| Fiber Connector | SMA 905 |
| Brand | Solar Light |
|---|---|
| Origin | USA |
| Model | SPF-290AS |
| Wavelength Range | 290–400 nm |
| Scan Resolution Options | 1 nm, 2 nm, or 5 nm |
| Compliance | ISO 23698:2024, ISO 23675:2024, ISO 24443, FDA Guidance, COLIPA, Boots Star Rating Methodology |
| Sample Types | Lotions, creams, sprays, gels, powders, emulsions, textiles |
| Data Output | Monochromatic Protection Factor (MPF), SPF, UV transmittance spectra |
| Software Features | Pre-loaded erythemal action spectrum & solar irradiance reference data (CIE 1987 / ISO 17166), user-modifiable weighting functions, audit-trail-enabled calculation logs |
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