Features：
* LCD Display
* Photoelectric test and microcomputer control.
* Preheating is not needed. (Only for BK-P1 and BK-P2 Model)
* Dark-colored sample can be measure. (Only for BK-P1 and BK-P2 Model)
* Automatic repetition-measurement for 6 times, and calculation of average value and means square root
* Sample chamber adopts constant temperature designing in order to reduce the temperature heating influence.
Models:
| Model | BK-P1 | BK-P2 | BK-P3 |
| Light Source | LED lamp | Sodium lamp | |
| Measuring range | ±45°(optical rotation) /±120° Z(sugar) | ||
| Wavelength | 589nm | ||
| Readable Accuracy | 0.001°(optical rotation) | 0.001°(optical rotation)0.01°Z(sugar) | |
| Measuring Accuracy | ±0.01°(-15°≤optical rotation≤15°) | ±(0.01+measurement value*0.05%)°(optical rotation) | |
| ±0.02°(optical rotation＜-15°or optical rotation＞15°) | |||
| Repeatability | 0.002° (optical rotation) | ≤0.003° (optical rotation) | |
| Sample Transmittance | 1% | / | |
| Temperature control range | / | 15~30℃ | / |
| Temperature Accuracy | ±0.5℃ | / | |
| Test mode | Optical rotation, specific rotation, concentration, sugar degree | ||
| Test tube | 200mm,100mm |
200mm,100mm,100m m(Constant Temperature tube) |
200mm,100mm |
| Interface | USB&RS232 | USB | |
| Power supply | AC110/ 220V±10%, 50/60HZ | ||
| External size(W*D*H) | 690*370*280mm | 570*350*280mm | |
| Package size(W*D*H) | 820*500*470mm | 730*480*470mm | |
| Gross Weight | 43kg | 36kg | |
