F-Theta Lens
A laser beam can be focused using F-theta lenses onto a planar image plane. A scanning system with two galvanometer mirrors frequently employs them. One mirror deflects the beam in one direction, and the second mirror deflects it in the opposite way.
There are different marking window sizes
- 70mm X 70mm
- 110mm X 110mm
- 150mm X 150 mm
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