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| Product Name | YUEFENG 723S Visible Spectrophotometer | YUEFENG 723S（PC） Visible Spectrophotometer |
| Product Price | $929.00 | $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 | ≤0.5nm | ≤0.5nm |
| Bandwidth | ≤2nm | ≤2nm |
| Detector | ||
| Stray Light | ≤0.05%T | ≤0.05%T |
| Parameter comparison | ||
| Optical inspection system | Aberration (1200L/mm Grating) | Aberration (1200L/mm Grating) |
| Light spectrum Bandwidth | 2.0nm | 2.0nm |
| Wavelength Range | 325nm~1100nm | 325nm~1100nm |
| Wavelength Precision | ±0.5nm | ±0.5nm |
| Wavelength Repeatability | ≤0.3nm | ≤0.3nm |
| Photometric Range | 0~200%T,-0.301~3.000(A),0~9999C | 0~200%T,-0.301~3.000(A),0~9999C |
| Photometric Precision | ±0.002A(0~0.5A);±0.003A(0.5~1A);±0.5%(T) | ±0.002A(0~0.5A);±0.003A(0.5~1A);±0.5%(T) |
| Luminosity Repeatability | ≤0.001A(0~0.5A);≤0.002A(0.5~1A);≤0.2%T(0~100%T) | ≤0.001A(0~0.5A);≤0.002A(0.5~1A);≤0.2%T(0~100%T) |
| stray light | ≤0.05%T@360nm | ≤0.05%T@360nm |
| Noise level | 100%≤0.15%T；0%≤0.1%T | 100%≤0.15%T；0%≤0.1%T |
| Baseline flatness | ±0.002A | ±0.002A |
| drift | ≤0.001A/h@500nm | ≤0.001A/h@500nm |
| scanning speed | Fast, medium, slow. | Fast, medium, slow. |
| Illuminant | Imported tungsten halogen lamp (up to 2000 hours) | Imported tungsten halogen lamp (up to 2000 hours) |
| printout | Parallel entrance | Parallel entrance |
| Dimension | 450L*340W*180W mm | 450L*340(W)*180(W)mm |
| weight | 13kg | 13kg |
