What about the lens that is half a cylinder [like in old calculator displays] ?
I have a half inch high one.. must go look at the distortion [and maybe should
have done it before posting - but I have to find it first!]
john K
- Original Message -
From: gregebert
To:
Yea, i noticed that lens+nixie tubes could work (never really understood
why i hasnt been used though. maybe the lenc were too expensive to make?)
when i messed up with large fresnel lens from old ovehread projecotr :)
On Thursday, 11 December 2014 20:47:21 UTC+1, gregebert wrote:
Awhile back
