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Re: [OM] OT amazing 3D printing

Subject: Re: [OM] OT amazing 3D printing
From: Rand E <rtomcala@xxxxxxxxxxx>
Date: Fri, 29 Jul 2011 08:24:15 -0400
Krypton beams ??
  That technology has been in use for several years in industry - For 
solid forms !!  (albeit with a somewhat larger device).
The moving parts, I don't believe it either.
Rand E

jez Cunningham wrote:
> Yeah, right.
>
> On 29 July 2011 14:02, Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx> wrote:
>
>   
>> What we saw when scanning was red light.  Perhaps there is a radio
>> signal as well able to pass through the tool to a density sensor or
>> reflector underneath.  Ever seen ground penetrating radar?
>>
>> Chuck Norcutt
>>
>>
>> On 7/29/2011 2:23 AM, Andrew Fildes wrote:
>>     
>>> Yes - I can accept the recreation in layers but how can the scanner 'see'
>>>       
>> the location pins and sockets of the adjustment wheel and the internal
>> contours of the slide. We cannot be seeing the whole scanning process.
>>     
>>> Andrew Fildes
>>> afildes@xxxxxxxxxxxxx
>>>
>>>
>>>
>>> On 29/07/2011, at 2:10 AM, Jez Cunningham wrote:
>>>
>>>       
>>>> Sorry, this old fart doesn't believe it...
>>>>
>>>> On 28 July 2011 16:06, Chuck Norcutt<chucknorcutt@xxxxxxxxxxxxxxxx>
>>>>         
>>  wrote:
>>     
>>>>> Incredible.  I've seen 3D printing before but never the simultaneous
>>>>> creation of moving parts and in different colors.  I'm amazed at 40
>>>>> micron accuracy despite the scanner being hand held.  And I really
>>>>>           
>> don't
>>     
>>>>> understand how they were able to recreate the shafts of the adjustment
>>>>> wheel without them being visible (at least to visible light).
>>>>>           
>>     
-- 
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