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| Product Name | YUEFENG 7230G Visible Spectrophotometer | ShangFen 7230G Visible spectroPhotoMeter |
| Product Price | $687.00 | In coming |
| Details | Details | |
| Model comparison | ||
| Spectral Type | Visible | Visible |
| Optical Path | Single-Beam | |
| Dispersion | Grating | Grating |
| Detection | Scanning | |
| Light Source | Tungsten | Tungsten |
| Wavelength | 325-1100nm | 325-1100nm |
| Accuracy | ≤1nm | ≤2nm |
| Bandwidth | 2-4nm | ≤2nm |
| Detector | Others | |
| Stray Light | ≤0.5%T | ≤0.1%T |
| Parameter comparison | ||
| Optical inspection system | Aberration (1200L/mm Grating) | |
| Light spectrum Bandwidth | 4.0nm | 2nm |
| Wavelength Range | 325nm-1000nm | |
| Wavelength Precision | ±1.0nm | ±2nm |
| Wavelength Repeatability | ≤0.5nm | ≤1nm |
| Photometric Range | 0-200%T,-0.301-2.000(A),0-1999C | 0.0~125.0%T -0.097~4.000A 0.000~9999C |
| Photometric Precision | ±0.002A(0-0.5A);±0.003A(0.5-1A);±0.5%(T) | ±0.5%T ±0.004Abs(0~0.5A) ±0.008Abs(0.5~1A) |
| Luminosity Repeatability | ≤0.001A(0-0.5A);≤0.002A(0.5-1A);≤0.3%T(0-100%T) | ≤0.2%T 0.002Abs(0~0.5A) 0.004Abs(0.5~1A) |
| stray light | ≤0.3%@360nm | ≤ 0.1% (T) (measured as NaNO2 at 360 nm) |
| Noise level | 100%≤0.15%T；0%≤0.1%T | |
| printout | RS232 printing interface | |
| Illuminant | Imported tungsten halogen lamp (up to 2000 hours) | |
| Dimension | 450L*340(W)*180(W)mm | |
| weight | 10kg | |
| drift | ≤0.001A/h@500nm | |
