Laser Engraver Forum

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Insert one line filter , and one trasformator filter .... on alternative , use on digital filter , proel st1500 or similar

Hi , I have an galvo marking with laser source 40w glass , on the scanning head I have one f-theta with 241mm of focus and area near 110 mm square .... I’m want increase my area of scanning at 200 or 250 mm ... I’m know if the focus distance with new lens , increase... But ... how are other paramete...