Modge podge stiffens.
cast in resin ?
translucent EVA foam as a possible material that can be vac-formed.
stick to PLA

I asked a friend about her material / light property findinggs when working on this light design named Rewa.

Findings:

• felting needles
• corriedale wool
• felting matt – https://www.youtube.com/watch?v=fU6tihDWHhQ
• Dyeing fabric https://www.pinterest.nz/pin/124693483403643694/?lp=true

Digital embroidery test:

I would like to use digital embroidery to create the ‘minute lines’ on my clock, so as the LEDS representing minutes move around the clock it is easier to gauge the exact time.

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The embroidery seems to focus the light between the lines. It shines brightly next to the stitches where the needle had poked holes.

https://www.instructables.com/id/13-Ideas-for-Diffusing-LEDs/