In the following YouTube video he seems to be using some form of led/laser cross hairs as a setting up aid on his CNC mill.
AWEM
From the wodth of the beam, it doesn't look like they will be terribly useful for anything more than crude positioning.
Regards, Tony
terribly
I took it that the wide line was the blurr of the picute - at times it seems quite sharp
AWEM
I'm not convinced. The edges of the workpiece seem not to be blurred to anything like the same extent.
Regards, Tony
Being charitable, there may be cylindrical lenses that are focusing the beam to a line at or below the level of the cutter.
Mark Rand RTFM
times it
blurred
Googling produces this rather nice toy:
AWEM
Hmm, they are claiming 10mW laser diodes. That is class IIIB. Glasses required in use, a keyswitch to prevent accidental/unauthorized operation and a bloody great sign needed. That would tend to limit its usefulness in the workplace :-|
Mark Rand RTFM
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