- Joined
- Oct 26, 2007
- Messages
- 5,438
- Points
- 83
With knife edging, the idea is that if you place two beams next to each other where their energy near the edges is trailing off, it can look like a single beam, especially if you focus the beam down to a smallish dot.
I think the optimal cross-over point is where the power is at 1/e^2.
I think the optimal cross-over point is where the power is at 1/e^2.
Last edited: