Ok, so the way to go seems to be inkprinters nowadays. What kind of transparencies works best with these printers? Do the printouts have a long settling/dry-time? //iman On Dec 25, 2007 10:40 AM, Markus Zingg <homebrew-pcb@...> wrote: > > > > > > > Forgett lasers for this purpose, these days, get a Canon Pixma 4300. An > alternative some time ago was the Epson Stylus C62 (set to premium > glossy photo paper quality), but it's no longer available. This way > traces down to 0.15mm are realistic and reproduceable and since no heat > is involved, distortion is no issue or if still present, linear and you > can compensate for it with something like CorellDraw etc. > > Markus > > pixelpajas schrieb: > > > > > Hi, > > > > Currently I'm are using a Laserjet 1100 for my photomasks as it prints > > really opaque black prints well on OHP transparencies. However when > > the lines become to thin (<0.35mm) small holes start to appear at > > random along the lines. This forces med to spend way to much time > > covering the holes with a marker pen. > > > > Another problem is that the printer distorts larger PCB designs to > > such an extent that i becomes impossible to align large double sided > > PCB's. I could deal with the distortion if it was linear on both sides > > but the elongation of the y axis due to heat up of OHP transparencies > > is unfortunetely somewhat different on the sides. I could probably buy > > some thick tracing paper to avoid some of the distortion. But i would > > rather find a new good printer that just works with transparencies (if > > at all possible). > > > > So are there any recommendations on laser printers that have worked > > well for you guys? > > > > Cheers > > //Iman > > > > > >
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Re: [Homebrew_PCBs] Best printer for getting opaque prints for UV photomasks?
2007-12-25 by Iman Habib
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