Originally Posted by
steve-o
Adam,
In normal air without any fog it looks like top picture. Wish it would look like bottom pic. Will a fiber do this? (I know i need fog)
When it hits the white wall though it is bright yellow.
I noticed that speckle when the beam is in "normal" air, but if I blast some fog out the beam turns a nice deep yellow.
I'm guessing dust & other airborne matter reflect different wavelength light with differing intensity causing the effect, so I keep my workshop filled with fog 24/7 to avoid seeing it
A little bit werrrr, a little bit weyyyyyy, a little bit arrrrgggghhh