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- Tue Dec 25, 2018 3:33 pm
- Forum: Laser Knowledge
- Topic: 80 watt tube struggling with 5mm Birch Ply
- Replies: 3
- Views: 3699
Re: 80 watt tube struggling with 5mm Birch Ply
2.5" lens means you have less intensity on the material, than you could have for example with a 1.5" lens. It sounds okay at 12mm ps at 80% power. You could slow it down, make sure you're focused properly, and you could get get a better lens. Also make sure your mirrors are clean if you've...