Lang's Koi with scales

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polistes
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Re: Scaled Koi Fish - Robert J. Lang

Post by polistes »

what i meant was i know how to fold the scales but i don't know where to put them
lang shows how to fold them but he says working out where to put them is the challenge

if you can't do it sara adams might tell you cos i know she's done it
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origami_8
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Re: Lang's Koi with scales

Post by origami_8 »

Next time use the search function. The info you search for has already be given (see Daydreamers first post in this topic).

I merged the new topic into the existing one since we do not need more than one topic to the same subject.
mummykicks
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Re: Lang's Koi with scales

Post by mummykicks »

I started out with about a 19" square sheet, used 1/8" size pleats for the scales (that was about as small as I could comfortably fold), and 3/8" spacing between the pleats, thus unfolded there would be 5/8" between the center of each scale or 1/4" of extra paper required for each scale to be added to the sheet. In my case I think I did a 20x20 pattern, so unfolded the square section of the cp that had the scales was 12.5" + the paper outside the scales for the head and fins and such gives an estimate of the paper size required.

I started the pleats in the center of the sheet, folded all of them and the scales first, I then mc'd the pleats that extended past the scales (just to keep them from opening up while folding the rest of it), measured the scale pattern square and using the cp figured out how big to cut the paper (yeah I cheated, mainly because I was unsure how consistent I could control the pleat spacing and I really didn't want to fold it again).

I also folded one the same size without scales (i.e. using the 'finished' size with the scales folded) first to get an idea of where they would end up, even with that I made a mistake taking the scales too far into the head (i.e. the sheet should have been a bit bigger than what I cut it to). Which is why the finished head shape is a bit different than how it should have been. Not enough of a problem to make me want to refold it anytime soon, but far from perfect.



Image
Lang Koi with scales by mummykicks, on Flickr
kevin89
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Re: Lang's Koi with scales

Post by kevin89 »

polistes: I had the same problem too, so a while back I emailed Lang about it and he responded with an image from the second version of Origami Design Secrets that has all the dimensions for it. The only thing was that it is in centimeters, and all my long rulers are only in inches :(

mummykicks: your dimensions are close about the scales, but did you mean 12.5 cm for the paper outside the scales? Because if you didn't, then the non-scale part would be twice as large as Lang recommended. Here are the dimensions that Lang gave me:
12.2 cm for the head, 0.2 cm for each pleat, 1.2 cm between each pleat, 12.0 cm for the tail, with 20 pleats per side

Although I will be using a slightly larger dimension for the pleat width, something more like 0.3 cm, because I am folding the paper around the edge of a sheet of acrylic to make sure the folds are parallel (because I had trouble keeping them parallel when I was just drawing them in)
The most important thing for me is the direct observation of nature in its light-filled existence. -August Macke
fege
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Re: Lang's Koi with scales

Post by fege »

http://www.flickr.com/photos/114883472@N02/12035974514/

My scaled Koi folded from double tissue well... folding the scales was somehow not thaaat funny but im pleased with the result overall .
If you have questions concerning paper sice etc. just feel free to pm me :)
Origami ftw! ;D
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