From Photo to 3D print.

paratom

Western Thunderer
I supposed it wouldn't be long until AI permeated into our hobby in one way or another and here is an example of what it can offer. I have been playing around with a peace of software called Meshy, there are others out there but this one seems to do quite a good job. The idea is you give it a text or image prompt to produce a 3D image which can be saved as a stl file ready for 3D printing. The images show the progression from photo to 3D printed model.
34044 Railway Worker.jpg
Midland Railway porter that has been isolated from the background.
Screenshot 2025-03-24 at 22-00-05 Meshy.png
Meshy 3D image created then downloaded as a stl file ready for printing.
Capture.JPG
The 3D printed models in 4mm scale.

The bases are too thick at .5mm and so I will experiment printing the next generated characters with a .01mm base that hopefully can be easily removed.
 

Paul_H

Western Thunderer
I've played with Meshy a fair bit earlier in the year and discussed the results in another forum.
My take on it is that it's pretty good for 4mm scale models, but once you start trying to print them in larger scales the lack of detail becomes painful (Possibly better if you use a paid for subscription).
Something to beware of is that the screen renders often appear to contain more detail than the actual .STLs.

A new update, V5, is just being released so I may return to have another try and, if possible, subscribe for a short time to see if spending the money is worth it.
 

ChrisBr

Western Thunderer
A new update, V5, is just being released so I may return to have another try and, if possible, subscribe for a short time to see if spending the money is worth it.
Please do share here, as if it can work in 7mm (or larger) it will open up a range of new possibilities....
 

paratom

Western Thunderer
Can we see some close ups of the printed model, and a screenshot in the slicer?
Ok here is a close up of one of the character and a screen shot of the slicer I use. I use NovaMaker slicer which came with the software for the Nova3D printer I use. Not as good as Chutabox but sufficiant for what I am doing.
1.jpg
NovaMaker.JPG
 

John_B

Western Thunderer
I've just found this on Thingiverse, the free STL download site. It's a set of 17 railway figures created with Meshy. The original files are actual real life human size, and need scaling down. This is the result in Orca Slicer in various scales, for FDM printing. I haven't tried printing them yet.

16mm, 7mm and 4mm:
Screenshot from 2025-03-27 22-23-56.png

7mm and 4mm:
Screenshot from 2025-03-27 22-24-43.png

4mm:
Screenshot from 2025-03-27 22-25-20.png

As a comparison, this is a 16mm scale figure I downloaded that came from a 3D scan of a real person. This has been successfully printed at 0.08mm layer height, and painted by someone who's good at figure painting, who was quite impressed by it:
Screenshot from 2025-03-27 22-34-35.png
 

paratom

Western Thunderer
I've just found this on Thingiverse, the free STL download site. It's a set of 17 railway figures created with Meshy. The original files are actual real life human size, and need scaling down. This is the result in Orca Slicer in various scales, for FDM printing. I haven't tried printing them yet.

16mm, 7mm and 4mm:
View attachment 236881

7mm and 4mm:
View attachment 236882

4mm:
View attachment 236883

As a comparison, this is a 16mm scale figure I downloaded that came from a 3D scan of a real person. This has been successfully printed at 0.08mm layer height, and painted by someone who's good at figure painting, who was quite impressed by it:
View attachment 236885
The railway characters aren't very high resolution and might get way with them being 2mm scale, 4mm maybe but definitely not in 7mm. I doubt if the lamp handle would survive long being so flimsy and would need to be printed on a SLA printer I think. It looks like the Meshy railway workers were printed on the free version judging by the resolution. I would like to see the printed results of the railway workers if you have any and stand corrected if you get good print results.

Thomas
 
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