How To Found The Perfect Laser Focus Point - NEJE master 2s max A40640 40w laser modul

How To Found The Perfect Focus Point - NEJE master 2s max with A40640 40w laser modul . In this video, I am going to show you a quick method to find the correct focal length . This can be used on any consumer laser and is very easy to setup.Ramp Test and Optimal Focus. You can buy these items here: NEJE master 2s max 40 - whttps://bit.ly/3hCPGwB NEJE Master 2S 20W - https://bit.ly/3hCPGwB Neje on Aliexpress : NEJE Master 2S Max 40W https://bit.ly/3lv0M7V NEJE MF6 Manual Control Air Assist Kit https://bit.ly/3ltX7aD Cloudray 60W Air Compressor: https://bit.ly/3hCGQ1Z Laser Engraver Pad :https://bit.ly/3n3nHbi If you like my work, you could support me: https://www.buymeacoffee.com/kukomio https://paypal.me/kukomio1?country.x=...