Re: convert drawing to cad file

Convert. Lots of software can do that. Irfan view is one and it
is "free" though you are free to contribute. Just open the bitmap in
Irfanview then save it in whatever format you want it.

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "ds@d..." <ds@d...> wrote:
> I tried to import a bitmap into rhino but it doesn,t import
bmp,anyone know
> how?
> chris
>
>
>
> I do a high-res scan
> and then import the bitmap into my cad program. (Rhino) Then I
> simply trace lines arcs and splines over the scan. Seems to work
much
> faster and better that way.
>
> -------Original Message-------
>
> From: CAD_CAM_EDM_DRO@yahoogroups.com
> Date: Saturday, June 21, 2003 06:53:00 AM
> To: CAD_CAM_EDM_DRO@yahoogroups.com
> Subject: [CAD_CAM_EDM_DRO] Re: convert drawing to cad file
>
> > The best method by far is to use ANY cad system and forget the
> > conversion. None of the conversion programs are worth a rats arse.
> > They convert arcs to many small lines, even straight lines are
> > chopped up.
> > You spend more time trying to clean the drawing up than redoing
it.
> > If you need the drawing for a CNC machine you can get horrible
> > results with all the small gaps.
> > About the only place they work is converting artwork where you can
> > put up with inaccurate drawings to get a shape, logo's are an
> example.
>
>
> I agree with John. Raster to vector converters suck. Most of the
> drawings I work with fit in a normal scanner. I do a high-res scan
> and then import the bitmap into my cad program. (Rhino) Then I
> simply trace lines arcs and splines over the scan. Seems to work
much
> faster and better that way.
>
>
> Derek
>
>
>
> Addresses:
> FAQ: http://www.ktmarketing.com/faq.html
> FILES: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO/files/
> Post Messages: CAD_CAM_EDM_DRO@yahoogroups.com
>
> Subscribe: CAD_CAM_EDM_DRO-subscribe@yahoogroups.com
> Unsubscribe: CAD_CAM_EDM_DRO-unsubscribe@yahoogroups.com
> List owner: CAD_CAM_EDM_DRO-owner@yahoogroups.com, wanliker@a...,
> timg@k...
> Moderator: pentam@c... indigo_red@q... [Moderators]
> URL to this group: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO
>
> OFF Topic POSTS: General Machining
> If you wish to post on unlimited OT subjects goto:
aol://5863:126/rec.crafts
> metalworking or go thru Google.com to reach it if you have trouble.
> http://www.metalworking.com/news_servers.html
>
> http://groups.yahoo.com/group/jobshophomeshop I consider this to be
a sister
> site to the CCED group, as many of the same members are there, for
OT
> subjects, that are not allowed on the CCED list.
>
> NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY POSTING
THEM. DON
> T POST IF YOU CAN NOT ACCEPT THIS.....NO EXCEPTIONS........
> bill
> List Mom
> List Owner
>
>
>
> Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
>
>
>
> .
>
> [Non-text portions of this message have been removed]