Features
- Built in refraction oil
- Easy for taking and using
- Palm size and portable design
- Black foam to avoid the button be pressed
Technical Specifications
| Accuracy | ± 0.003 |
| Measurement Range | 1.35 R.I to 1.85 R.I |
| Power | 700 mAh (lithium battery) |
| Eyepiece | Diameter of 1.2598 in (32 mm), with amplification function (4x) |
| Test Conditions | Room temperature 41°F to 95°F (5 °C to 35 °C) Humidity ≤75 % |
| Size | 4.72 in x 1.65 in x 3.15 in (120 mm x 42 mm x 80 mm) |
| Weight | 2.20 lb (1 kg) |
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