The BT220 offers precise focus with its multi-lens system and an easy-to-use adjustment knob. It gives you control down to 0.05mm. Changing lenses is quick with its drawer-style holder. It fits small nozzles down to 0.3mm wide and is adaptable with 355nm and 532nm mirrors. Plus, you can add a CCD for tracking seams, and choose from various fiber connectors and height sensors for 50mm nozzles.
