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| Product Name | jinghua 723 (automatic) Visible Spectrophotometer | YUEFENG 723S（PC） Visible Spectrophotometer |
| Product Price | $800.00 | $1009.00 |
| Details | Details | |
| Model comparison | ||
| Spectral Type | Visible | Visible |
| Optical Path | ||
| Dispersion | Grating | Grating |
| Detection | Scanning | |
| Light Source | Tungsten | Tungsten |
| Wavelength | 325-1100nm | |
| Accuracy | ≤1nm | ≤0.5nm |
| Bandwidth | ≤2nm | ≤2nm |
| Detector | ||
| Stray Light | ≤0.05%T | ≤0.05%T |
| Parameter comparison | ||
| Light spectrum Bandwidth | 2nm | 2.0nm |
| Wavelength Range | 320~1000nm | 325nm~1100nm |
| Wavelength Precision | ±1nm | ±0.5nm |
| Wavelength Repeatability | 0.5nm | ≤0.3nm |
| stray light | ≤0.05%T | ≤0.05%T@360nm |
| Noise level | 0.0005A | 100%≤0.15%T；0%≤0.1%T |
| Stability | ±0.001A/H | |
| data output | USB RS-232 | USB interface and PC software |
| Transmittance Precision | ≤0.3%T | |
| Transmittance Repeatability | 0.1%T | |
| Transmittance Range | 0~200%T | |
| Absorption Range | -0.4~4A | |
| Display Range of concentration | 0~99999 | |
| Wavelength driving method | automatic | |
