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Subject: 
Re: Looking for dimensions of LEGO bricks.
Newsgroups: 
lugnet.cad
Date: 
Mon, 25 May 2009 00:40:11 GMT
Viewed: 
9224 times
  
Willy Tschager wrote:
In lugnet.cad, David VinZant wrote:
I have been playing around some Cad software called SolidWorks and would like
to model LEGO bricks. Is there a resource for accurate dimensions of LEGO
parts?

Hi Dave,

check out the LDraw Specs 1.0.0 at:

http://www.ldraw.org/Article218.html#ldu

An easy way to convert mm in LDUs is Mike Heidemann's prog LDCalc:

http://ldcalc.mikeheide.kilu.de/

Don't miss Marc Klein's website for modeling tips in SW as well as converting SW
data into .dat:

http://marc.klein.free.fr/lego/stl2dat/stl2dat.html

Hope this helps.

w.

IIRC, *real* Lego parts use Imperial units, so converting to/measuring
using the metric system will involve lots of decimal places.

-Mike



Message has 3 Replies:
  Re: Looking for dimensions of LEGO bricks.
 
(...) Given that Denmark went fully metric in 1912 and that a 1x1 brick is 8mm x 8mm x 9.6mm (stud exclusive) it seems unlikely that imperial will work out better for you. Although it does so happen that 8mm is quite close to 5/16inch. Tim (16 years ago, 25-May-09, to lugnet.cad)
  Re: Looking for dimensions of LEGO bricks.
 
In lugnet.cad, Michael Horvath wrote: <SNIP> (...) Yes, the original design was British, so used imperial units. Chris (15 years ago, 25-May-09, to lugnet.cad)
  Re: Looking for dimensions of LEGO bricks.
 
(...) YRW :-) In a book of LEGO history I read, it was explicitely stated that the original inch based measures were changed to mm. I don't remember which year, but it was a long time ago. The distance between two studs is 8 mm. (16 years ago, 25-May-09, to lugnet.cad)

Message is in Reply To:
  Re: Looking for dimensions of LEGO bricks.
 
(...) Hi Dave, check out the LDraw Specs 1.0.0 at: (URL) easy way to convert mm in LDUs is Mike Heidemann's prog LDCalc: (URL) miss Marc Klein's website for modeling tips in SW as well as converting SW data into .dat: (URL) this helps. w. (16 years ago, 22-May-09, to lugnet.cad)

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