The scale is the gene‍§€ral term for the magn≥±★§itude or mark engraved on ¥<≥the measuring tool or instrument. It is&β an important measuring tool fo÷>r measuring the length, wλ‌♠idth and height of an object and th™"e capacity of liquid. Its precis→♦≠ion requirements are very hig>‍∞✘h. The laser marking machine is uΩ ↓Ωsed to mark the scale ε☆of the measuring tool, which has ♥ ✘♠both accuracy, speed and ←↓λlongevity of marking☆★.