2. Automatic turret. During the test, the indenter and objective lens automatically switch to each other, and the test point is automatically positioned accurately.

3. Adopt the lifting mechanism guided by optical cross guide rail to ensure the guiding accuracy and no clearance; The gear rack two-stage force transmission can realize fast and stable force transmission.

4. Before and after pressing, the indenter is located in the protective cover of the indenter to ensure that the indenter is touched by samples or other objects.

5. Long object offset and chromatic aberration optical system (option), 40 times the distance between the high-definition objective lens and the sample is more than 2.5mm, completely avoiding the contact between the objective lens and the sample.

6. Optical system can choose: 200, 500, 600 times optical amplification function (option).

7. Vickers indenter, Knoop indenter and four objective lenses, Knoop indenter and two other objective lenses (options) can be installed at the same time.

8. The light source adopts LED lamp, which has a long service life and does not need to replace the bulb.

9. Equipped with built-in camera (option), the image is clearer.

10. The maximum test force is 2kg (option).

11. It can be calibrated according to the standard hardness block or length scale, and the hardness can be corrected automatically according to the high, medium and low hardness values, so the hardness value is more accurate.

12. Various hardness values are converted to each other, and the data statistics are saved for convenient query and printing.

13. Equipped with RS-232 interface, it can be connected with the computer.

14. The inspection result data is automatically saved in Excel format in the USB flash disk (option).

15. The test setting parameters are protected by password.

16. At least 3 languages such as Chinese and English are available, and other languages can be customized.