Re: How does one create a spiral type of image with a pen laser?..tia sal2


<sal@xxxxxxx> wrote in message
news:co3ue.43607$zm.27079@xxxxxxxxxxxxxxxxxxxxxxxxx
> Greets All
>
> How does one create a spiral type of image with a pen laser?
>
> I can make a Spirograph image using the instructions below.
> http://www.laserfx.com/Backstage.LaserFX.com/Hobby/BasicShow.html
>
> But I would Like to make a simple Spiral like in the link below
> http://www.gwydir.demon.co.uk/jo/maze/simple.htm
>

What co-ordinate system are you using?

Perhaps start with the equation in polar co-ordinates and convert..

http://jwilson.coe.uga.edu/EMT668/EMAT6680.F99/Erbas/KURSATgeometrypro/polar%20equation%20of%20spiral/polareqn.html


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