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| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Model | WYL-3 |
| Light Source | 12 V / 50 W Tungsten-Halogen Lamp |
| Qualitative Measurement Range | ≤560 nm (First-Order Interference Color) |
| Quantitative Measurement Range | ≤280 nm (First-Order Interference Color) |
| Resolution | 0.2 nm |
| Sample Height Capacity | 250 mm |
| Full-Wave Retardation Plate | 560 nm |
| Analyzer Aperture Diameter | φ150 mm |
| Stage Glass Aperture Diameter | φ220 mm |
| Power Supply | 220 V ± 22 V, 50 Hz ± 1 Hz, 30 W |
| Dimensions (L×W×H) | 570 mm × 510 mm × 950 mm |
| Net Weight | 21 kg |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Model | WYL-2 |
| Light Source | 12 V / 50 W Tungsten-Halogen Lamp |
| Qualitative Measurement Range | ≤560 nm (First-Order Interference Color) |
| Full-Wave Retardation Plate | 560 nm |
| Analyzer Aperture Diameter | φ150 mm |
| Stage Glass Aperture Diameter | φ220 mm |
| Max. Sample Height | 250 mm |
| Power Supply | 220 V ± 22 V, 50 Hz ± 1 Hz, 30 W |
| Dimensions (L×W×H) | 570 mm × 510 mm × 870 mm |
| Net Weight | 20 kg |
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