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| Brand | YDWO |
|---|---|
| Origin | Shanghai, China |
| Model | WYA-2S |
| Product Type | Benchtop Refractometer |
| Display | Digital LCD |
| Measurement Range (nD) | 1.3000–1.7000 |
| Resolution (nD) | 0.0001 |
| Accuracy (nD) | ±0.0002 |
| Temperature Display Range | 0–50 °C |
| Power Supply | 220 V ± 22 V, 50 Hz ± 1 Hz, 30 W |
| Dimensions | 290 × 180 × 390 mm |
| Net Weight | 10 kg |
| Compliance | GB/T 12143–2008, GB/T 18963–2012, GB/T 21730–2008 |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Model | SGW®-732 |
| Product Type | Benchtop Refractometer |
| Temperature Control | Yes |
| Digital Display | Yes |
| Refractive Index Range | 1.30000–1.70000 |
| Brix Range | 0–100% |
| Resolution (nD) | 0.00001 |
| Resolution (Brix) | 0.01% |
| Accuracy (nD) | ±0.0002 |
| Accuracy (Brix) | ±0.1% |
| Measurement Precision (nD) | ±0.00001 |
| Measurement Precision (Brix) | ±0.01% |
| Sample Volume | 0.5 mL |
| Light Source | LED (Lifespan ≥ 100,000 h) |
| Display | 7-inch Color Touchscreen |
| Data Storage | 1,000 measurements |
| Interface | RS232 / USB / USB Flash Drive Support |
| Compliance | GB/T 12143–2008, GB/T 18963–2012, GB/T 21730–2008 |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Model | WYV-S |
| Product Type | Benchtop Refractometer |
| Display | Color LCD Touchscreen (5.6") |
| Measurement Range (nD) | 1.300000–1.950000 (solids), 1.300000–1.700000 (liquids) |
| Brix Range | 0–100% |
| Resolution (nD) | 0.000001 |
| Resolution (Brix) | 0.01% |
| Accuracy (nD) | ±0.00005 |
| Accuracy (Brix) | ±0.1% |
| Wavelengths | 404.7 nm, 435.8 nm, 486.1 nm, 546.1 nm, 587.6 nm, 589.3 nm, 656.3 nm, 706.5 nm |
| Light Sources | Hydrogen lamp, Sodium lamp, Helium lamp, Mercury lamp |
| Temperature Display Range | 0–50 °C |
| Telescope Magnification | 5× |
| Interfaces | RS232, USB, USB flash drive support |
| Dimensions (Instrument) | 420 × 240 × 440 mm |
| Power Supply Unit Dimensions | 170 × 190 × 160 mm |
| Net Weight | 32 kg |
| Brand | YDWO |
|---|---|
| Origin | Shanghai, China |
| Model | WYA-2W |
| Product Type | Benchtop Abbe Refractometer |
| Measurement Range (nD) | 1.3000–1.7000 |
| Brix Range | 0–95% |
| Accuracy (nD) | ±0.0003 (estimated reading) |
| Mean Dispersion Display Accuracy | ±0.0005 |
| Temperature Readout | Digital thermometer (external or integrated display) |
| Viewing Method | Binocular observation |
| Dimensions | 160 mm × 140 mm × 100 mm |
| Net Weight | 3 kg |
| Prism Material | Hard optical glass |
| Base Material | Stainless steel |
| Flow Cell | Integrated circulation chamber (compatible with external thermostatic bath) |
| Compliance | Designed to meet general laboratory requirements for refractive index measurement per ISO 2859 and ASTM D1218 |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Product Type | Handheld Refractometer |
| Display | LCD digital |
| Measurement Principle | Critical-angle refractometry |
| Auto Temperature Compensation (ATC) | Yes |
| Auto Power-Off | Yes |
| Battery Low Warning | Yes |
| Unit Conversion | °C / °F |
| Measurement Range | Brix 0–92%, Refractive Index 1.3300–1.5233, Salinity 0–28%, Urine Specific Gravity 1.000–1.060, Alcohol 0–60% v/v or w/w, Honey Moisture (IHC2002/GB), Serum Protein 0–14 g/dL, Glycol Concentration, Battery Electrolyte, Soy Milk Solids |
| Resolution | 0.1% (Brix), 0.001 (SG), 0.0001 (RI) |
| Accuracy | ±0.2% Brix (typical), ±0.0003 RI (typical) |
| Operating Life | >10,000 measurements per charge |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Model | SGW®-756 |
| Instrument Type | Benchtop Refractometer |
| Temperature Control | Yes (Peltier) |
| Digital Display | Yes |
| Measurement Range | nD 1.30000–1.70000 |
| Resolution | nD 0.00001 |
| Accuracy | nD ±0.0002 |
| Precision | nD ±0.00001 |
| Temperature Control Range | 5–85 °C |
| Temperature Stability | ±0.02 °C |
| Prism Material | Sapphire |
| Data Storage | 16 GB internal |
| Interface | USB, RS-232, Ethernet, optional Wi-Fi |
| OS Compatibility | Windows-based embedded system |
| Compliance | GB/T 12143-2008, GB/T 18963-2012, GB/T 21730-2008, GB/T 10786-2006, GB/T 14454.4-2008, GB/T 5527-2010, GB/T 6488-2022, GB/T 614-2021, USP <731>, FDA 21 CFR Part 11 (with audit trail option), GLP/GMP-ready |
| Brand | YDWO (Yidian Woguang) |
|---|---|
| Origin | Shanghai, China |
| Model | WYA-3S |
| Type | Benchtop Abbe Refractometer |
| Display | Color LCD Touchscreen |
| Measurement Range (nD) | 1.30000–1.72000 |
| Measurement Range (Brix) | 0–100% |
| Resolution (nD) | 0.00001 |
| Resolution (Brix) | 0.01% |
| Accuracy (nD) | ±0.0002 |
| Accuracy (Brix) | ±0.1% |
| Temperature Display Range | −20–120 °C |
| Data Storage Capacity | 500 sets |
| Interface | RS232 & USB |
| Power Supply | 220 V ±22 V, 50 Hz ±1 Hz, 30 W |
| Dimensions | 290 × 180 × 390 mm |
| Net Weight | 10 kg |
| Compliance | GB/T 12143–2008, GB/T 18963–2012, GB/T 21730–2008 |
| Brand | YDWO (Yidian Woguang) |
|---|---|
| Origin | Shanghai, China |
| Model | WYA |
| Type | Benchtop Abbe Refractometer |
| Display | Digital temperature readout & optical scale reading |
| Measurement Range (nD) | 1.3000–1.7000 |
| Brix Range | 0–95% |
| Accuracy (nD) | ±0.0002 (estimated reading) |
| Mean Dispersion Indication | ±0.0005 |
| Temperature Display | Digital thermometer |
| Viewing Method | Monocular |
| Dimensions | 130 mm × 90 mm × 240 mm |
| Net Weight | 2 kg |
| Construction | Stainless steel base, hardened optical glass prisms |
| Thermal Integration | Integrated flow cell compatible with external thermostatic water bath |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Model | SGW®-753 |
| Instrument Type | Benchtop Refractometer |
| Temperature Control | Yes (Peltier) |
| Digital Display | Yes |
| Measurement Range | nD 1.30000–1.70000 |
| Resolution | nD 0.00001 |
| Accuracy | nD ±0.0002 |
| Precision | nD ±0.00001 |
| Temperature Control Range | 5–85 °C |
| Temperature Stability | ±0.02 °C |
| Prism Material | Sapphire |
| Data Storage Capacity | 10,000 measurements |
| Interface | USB, U-disk port, optional thermal/impact printer |
| Power Supply | 100–240 V AC, 50/60 Hz, 150 W |
| Dimensions | 430 × 260 × 150 mm |
| Net Weight | 5 kg |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Model | SGW®-733 |
| Type | Benchtop Refractometer |
| Temperature Control | Yes |
| Digital Display | Yes |
| Refractive Index Range | 1.30000–1.70000 |
| Brix Range | 0–100% |
| Resolution (nD) | 0.00001 |
| Resolution (Brix) | 0.01% |
| Accuracy (nD) | ±0.0002 |
| Accuracy (Brix) | ±0.1% |
| Measurement Precision (nD) | ±0.00001 |
| Measurement Precision (Brix) | ±0.01% |
| Temperature Control Method | Peltier (Semiconductor) |
| Temp. Control Range | 10–60 °C |
| Temp. Stability | ±0.1 °C |
| Interface | RS232 / USB / USB Flash Drive Support |
| Data Storage Capacity | 1000 measurements |
| Light Source | Long-life LED (≥100,000 h) |
| Prism Material | High-hardness optical glass |
| Sample Volume | ≥0.5 mL |
| Compliance | GB/T 12143–2008, GB/T 18963–2012, GB/T 21730–2008 |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Product Type | Handheld Refractometer |
| Display | TFT Color Backlit LCD |
| Temperature Compensation | Automatic (ATC) |
| Measurement Ranges | Brix (0–92%), Honey (Brix 58–92%, Be° 38–43, IHC/GB water content), Salinity (0–28%), Sugar-Salinity Dual Scale, Wine (Brix, Potential Alcohol % v/v, Oe, KMW), Urine Specific Gravity (1.000–1.060), Serum Protein (0–14 g/dL), Ethanol (0–60% v/v or w/w), Soy Milk (0–35%), Antifreeze (Ethylene/Propylene Glycol, Battery Fluid SG, Windshield Fluid) |
| Accuracy | ±0.1–0.5% for Brix |
| IP Rating | IP65 |
| Brand | Yidian Woguang (YDWG) |
|---|---|
| Origin | Shanghai, China |
| Product Type | Handheld Refractometer |
| Display | Digital |
| Temperature Control | None |
| Measurement Ranges | Brix (0–92%), Honey (35–92% Brix, 38–43°Bé, 12–27% water), Salinity (0–100‰, 0–40 ppt, 1.000–1.070 specific gravity) |
| Accuracy | ±0.10% to ±0.50% Brix (model-dependent) |
| Minimum Scale Division | 0.10–0.50% Brix / 0.5°Bé / 1‰ / 0.005 SG |
| Dimensions | 155 × 25 × 40 mm |
| Net Weight | 160 g |
| Brand | Yidian Woguang (YDWG) |
|---|---|
| Origin | Shanghai, China |
| Model | SGW®-731 |
| Type | Benchtop Refractometer |
| Measurement Range | nD 1.30000–1.70000 |
| Brix | 0–100% |
| Resolution | nD 0.00001 / Brix 0.01% |
| Accuracy | nD ±0.0002 / Brix ±0.1% |
| Precision | nD ±0.00001 / Brix ±0.01% |
| Display | 7-inch color TFT touchscreen |
| Data Storage | 1000 measurements |
| Interface | RS232, USB, USB flash drive support |
| Power | 220 V ±22 V, 50 Hz ±1 Hz, 30 W |
| Dimensions | 345 × 245 × 165 mm |
| Weight | 4 kg |
| Prism Material | High-hardness optical glass |
| Light Source | Long-life LED (≥100,000 h) |
| Sample Volume | ≥0.5 mL |
| Compliance | GB/T 12143–2008, GB/T 18963–2012, GB/T 21730–2008 |
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