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| Brand | INESA Physical Optics (YDWG) |
|---|---|
| Origin | Shanghai, China |
| Model | WZZ-3 |
| Product Type | Automatic Polarimeter |
| Temperature Control | Yes (thermostatically regulated sample chamber) |
| Digital Display | Backlit LCD |
| Light Source | Sodium D-line lamp (589.44 nm) |
| Optical Rotation Range | ±45° |
| Sugar Scale Range | ±120°Z |
| Minimum Resolution | 0.001° |
| Accuracy | ±(0.01° + 0.05% of reading) for optical rotation |
| Repeatability | ≤0.003° (optical rotation) |
| Minimum Sample Transmittance | 10% |
| Compliance Class | Grade 0.05 polarimeter per JJG 536–2015 (Chinese National Verification Regulation for Polarimeters) |
| Brand | Anton Paar |
|---|---|
| Origin | Austria |
| Model | MCP 150 |
| Product Type | Automatic Polarimeter |
| Temperature Control | Peltier-based (15 °C to 35 °C) |
| Display | 5.7" TFT touchscreen (640 × 480 px) |
| Light Source | LED (589 nm, 100,000 h lifetime) |
| Measurement Range | ±89.9° |
| Resolution | 0.001° |
| Accuracy | ±0.004° |
| Repeatability | ±0.004° |
| Response Time | ≤12 s |
| Optical Density Compensation | up to OD 2.0 |
| Temperature Sensor | Integrated PT100 |
| Temp. Accuracy | ±0.1 °C |
| Temp. Resolution | 0.1 °C |
| Sample Cell Recognition | Toolmaster™ RFID auto-identification |
| Cell Length Compatibility | 2.5 mm to 100 mm |
| Interfaces | 3× USB-A, USB-B, RS232, Ethernet, CAN bus |
| Dimensions (L×W×H) | 370 × 320 × 130 mm |
| Weight | 8.6 kg |
| Power Supply | 100–240 VAC, 50/60 Hz, max. 120 VA |
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