YDWG (Yidian Wuguang)
Filter
Showing the single result
| Brand | YDWG (Yidian Wuguang) |
|---|---|
| Origin | Shanghai, China |
| Model | WYA-2S |
| Product Type | Benchtop Digital Abbe Refractometer |
| Temperature Control | Yes (Peltier-assisted, ±0.1 °C stability) |
| Digital Display | Yes (LCD, 4-digit resolution) |
| Measurement Range | n<sub>D</sub> = 1.3330–1.3900 |
| Brix | 0–35% |
| Accuracy | ±0.0003 in refractive index |
| Wavelength | 589.3 nm (Na-D line) |
| Prism Material | Hardened optical glass (BK7-type, chemically resistant and scratch-resistant) |
| Sample Volume | < 0.5 mL |
| Calibration Standards | Distilled water (n<sub>D</sub> = 1.3330 at 20 °C) or certified NIST-traceable glass reference blocks |