1. Nruab nrog lub encoder optical siab daws teeb meem, qhov ntsuas qhov tseeb siab;
2. Cov qauv kho me me uas raug siab, kev kho kom ruaj khov thiab yooj yim;
3. Tsim qauv ergonomic, txo qhov qaug zog ntawm cov neeg ua haujlwm ua haujlwm;
4. Kev ua haujlwm yooj yim ntawm software interface, yooj yim rau cov neeg ua haujlwm kawm thiab ua haujlwm;
5. Ntau hom kev ntsuas rau cov neeg siv xaiv raws li lawv xav tau;
6. Kev sim ua haujlwm tsis siv neeg (yuav tsum tau kho qhov kev thauj khoom thiab tshem tawm tsis siv neeg);
7. Tsim cov ntawv qhia txog kev xeem thiab sau cov ntaub ntawv xeem.
Wavelength tau tsom mus rau kev muab cov khoom siv kho qhov muag siab rau 20 xyoo