Laser focus adjustment wheel
thingiverse
A laser focus adjuster wheel for the common 33x33mm laser diode modules from China (Banggood, Aliexpress, etc). (500mW, 1000mW, 1600mW, 2000mW, 2500mW). Simply push it on the adjustment ring and it will make adjusting the focus a lot easier and not as big risk at getting your fingers burnt! [LASER UNIT EXAMPLE]www.banggood.com/445nm-2_5W-2500mW-Blue-Laser-Module-With-Heatsink-For-DIY-Laser-Cutter-Engraver-p-993521.html [Update 2016-06-06] Increased wall thickness and decreased diameter slightly to improve grip. [DONATIONS] If you find that the item improve your daily life, consider supporting the designer by sending a tip. Click "TIP DESIGNER" here.
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