ColorMod: Demonstration of Recoloring 3D Printed Objects using Photochromic Inks

Recent research has shown how to change the color of existing objects using photochromic materials. These materials can switch their appearance from transparent to colored when exposed to light of a certain wavelength. The color remains active even when the object is removed from the light source. T...

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Main Authors: Punpongsanon, Parinya, Wen, Xin, Kim, David S., Mueller, Stefanie
Other Authors: Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory
Format: Article
Language:English
Published: Association for Computing Machinery (ACM) 2019
Online Access:https://hdl.handle.net/1721.1/121448
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author Punpongsanon, Parinya
Wen, Xin
Kim, David S.
Mueller, Stefanie
author2 Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory
author_facet Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory
Punpongsanon, Parinya
Wen, Xin
Kim, David S.
Mueller, Stefanie
author_sort Punpongsanon, Parinya
collection MIT
description Recent research has shown how to change the color of existing objects using photochromic materials. These materials can switch their appearance from transparent to colored when exposed to light of a certain wavelength. The color remains active even when the object is removed from the light source. The process is fully reversible allowing users to recolor the object as many times as they want. So far, these systems were limited to single color changes (i.e. transparent to colored). We present ColorMod, a method to accomplish multi-color changes (e.g., red-to-yellow). We achieve this using a multi-color pattern with one color per voxel across the surface of the object. When recoloring the object, our system locally activates only those voxels that have the desired color and turns all other voxels off. We describe Color Mod ’s hardware/software system and its user interface. The user interface comes with a conversion tool for 3D printing and a painting tool for matching physical voxels with the desired appearance. We also provide our own material formula for a 3D-printable photochromic ink.
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spelling mit-1721.1/1214482022-09-23T12:29:44Z ColorMod: Demonstration of Recoloring 3D Printed Objects using Photochromic Inks Punpongsanon, Parinya Wen, Xin Kim, David S. Mueller, Stefanie Massachusetts Institute of Technology. Computer Science and Artificial Intelligence Laboratory Massachusetts Institute of Technology. Department of Electrical Engineering and Computer Science Recent research has shown how to change the color of existing objects using photochromic materials. These materials can switch their appearance from transparent to colored when exposed to light of a certain wavelength. The color remains active even when the object is removed from the light source. The process is fully reversible allowing users to recolor the object as many times as they want. So far, these systems were limited to single color changes (i.e. transparent to colored). We present ColorMod, a method to accomplish multi-color changes (e.g., red-to-yellow). We achieve this using a multi-color pattern with one color per voxel across the surface of the object. When recoloring the object, our system locally activates only those voxels that have the desired color and turns all other voxels off. We describe Color Mod ’s hardware/software system and its user interface. The user interface comes with a conversion tool for 3D printing and a painting tool for matching physical voxels with the desired appearance. We also provide our own material formula for a 3D-printable photochromic ink. Japan Society for the Promotion of Science. Grant-in-Aid for Scientific Research (grant number 16J00049) 2019-06-28T14:38:42Z 2019-06-28T14:38:42Z 2018-04 2019-06-27T18:22:16Z Article http://purl.org/eprint/type/ConferencePaper 978--4503-5620-6 https://hdl.handle.net/1721.1/121448 Punpongsanon, Parinya, Xin Wen, David S. Kim and Stefanie Mueller. "ColorMod: Demonstration of Recoloring 3D Printed Objects using Photochromic Inks." In Proceeding of 2018 CHI Conference on Human Factors in Computing Systems, April 21-26, 2018, Montréal, QC, Canada. en 10.1145/3170427.3186507 Proceedings of CHI ’18 Creative Commons Attribution-Noncommercial-Share Alike http://creativecommons.org/licenses/by-nc-sa/4.0/ application/pdf Association for Computing Machinery (ACM) MIT web domain
spellingShingle Punpongsanon, Parinya
Wen, Xin
Kim, David S.
Mueller, Stefanie
ColorMod: Demonstration of Recoloring 3D Printed Objects using Photochromic Inks
title ColorMod: Demonstration of Recoloring 3D Printed Objects using Photochromic Inks
title_full ColorMod: Demonstration of Recoloring 3D Printed Objects using Photochromic Inks
title_fullStr ColorMod: Demonstration of Recoloring 3D Printed Objects using Photochromic Inks
title_full_unstemmed ColorMod: Demonstration of Recoloring 3D Printed Objects using Photochromic Inks
title_short ColorMod: Demonstration of Recoloring 3D Printed Objects using Photochromic Inks
title_sort colormod demonstration of recoloring 3d printed objects using photochromic inks
url https://hdl.handle.net/1721.1/121448
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AT wenxin colormoddemonstrationofrecoloring3dprintedobjectsusingphotochromicinks
AT kimdavids colormoddemonstrationofrecoloring3dprintedobjectsusingphotochromicinks
AT muellerstefanie colormoddemonstrationofrecoloring3dprintedobjectsusingphotochromicinks