[sudo-discuss] DXF or SVG or? for scanner light fixture mount cutting for book scanner

[Jake]

i have plenty of FR4 that does have copper on it, we could still use it for
this.  how much do we need?

On Thu, 18 Jan 2018, Marc Juul wrote:

> Nice! I'm not sure we have any non-circuitboard FR4. If it's not too big we
> could just order it from e.g. seeedfusion as a circuitboard design with no
> exposed copper pads.
>
> On Thu, Jan 18, 2018 at 1:54 PM, jacques revera <jacquesrevera at gmail.com>
> wrote:
>
>> I just purchased two refurbished 20 megapixel Canon PowerShot ELPH 160 and
>> the archivist lighting assembly which includes LED bulbs, sockets, lenses,
>> wiring and power adapter.
>>
>> Jonathon will send us the design files for the sockets mounting plate soon
>> as I tell him what format we need to cut it at the SUDO room: DXF or SVG or
>> something else?
>>
>> ~
>>
>> http://diybookscanner.org/archivist/index6ea9.html?page_id=267
>> This is the page describing the plate. It would be convenient if the SUDO
>> room has some FR4 but as long as the material is opaque, heat proof and can
>> be painted black, should be no problem.
>>
>> This plate will sit at the top center of the scanner. The plate also
>> serves to block light from entering from the top direction. Since, we need
>> to attach something to raise the lights higher than the original
>> hackerspace design, we should not cut this out yet. It does not need to be
>> the same shape as the archivist plate as long as the socket mounting holes
>> are the same.
>>
>> Jonathon wrote last week:
>> ."..you can move the lights further away from the platen. Because of
>> various design constraints, Daniel put the lights closer to the platen than
>> is ideal on that model. For later models (like Daniel's Archivist design),
>> the lights were been moved further away to reduce glare and hot spots. You
>> want to reproduce this in some way. So just build a simple frame you can
>> set on top of the scanner to lift the lights. There is a mathematical way
>> to find the minimum distance, but it might be easiest just to do it
>> empirically, pulling the lights away and taking sample photos until you see
>> that there is no reflected light source."
>>
>> You can see how this the lights are put together on the archivist about
>> halfway down this page
>> http://diybookscanner.org/archivist/index9bef.html?page_id=54
>>
>> Jacques
>>
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>