wow! you could keep it simpler and use only 2 mirrors, a pbs and a waveplate to make this
search a bit for quad red designs here.
one very quick search came up with this recent post http://www.photonlexicon.com/forums/...light=quad+red
and i wish i could find my own pics.. no time to upload new ones now, sorry. but this proves to be the least hustle - best beam design
"its called character briggs..."
I see how that would be simpler, but I already have a quad mount from Andy and a pbs/waveplate seem costly.
Ok. I think I PM'ed everyone. Even with the small number of members in this group buy it can be hard to keep track of. Big ups and respect to Dave and other here that organize huge GB's.
You're a legend, thanks Woody![]()
I'm very much looking forward to getting these Optima lenses. In the meantime, I wondered if anyone here could answer my query about these lenses' perfomance with the Opnext 170mW diode in the following post...
http://www.photonlexicon.com/forums/...ptima-4mm-lens
I hope you can help![]()