Homebrew PCBs

HI, jeff


On this page : http://www.beamtech-laser.com/en/proInfo.aspx?m=20101216100729203892&n=20101222115304745038&protype=20101216101714765927


they speak of that kind of laser spot resolution.


But only by the looks of it I think its going to be a $$$$$$ digit number ...LOL


camillus


On 12/19/2014 10:43:29 AM, jeff.heiss@... [Homebrew_PCBs] <homebrew_pcbs@yahoogroups.com> wrote:
 
The Bungard drum plotter has laser spot size of 0.005mm/0.0002inches.  This is a resolution of 5,000 dpi.  The laser inside is a red 670nm laser.  How do they achieve this?  What laser and lenses are used?


Is red sensitized photoresist film common?  Where can it be purchased?


Photoplotter [http://bungard.de/index.php?option=com_content&view=article&id=43&Itemid=60&lang=english]
[image] [http://bungard.de/index.php?option=com_content&view=article&id=43&amp;Itemid=60&lang=english]
Photoplotter [http://bungard.de/index.php?option=com_content&view=article&id=43&Itemid=60&lang=english]
Filmstar-Plus is the name of the next generation of our bitmap photoplotter series. Optimized for inhouse production of high end film layouts at reasonable p...
View on bungard.de [http://bungard.de/index.php?option=com_content&view=article&id=43&Itemid=60&lang=english]
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Jeff






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