3D printing has now been established as a great way for paying tribute to famous historical moments, as artists have begun 3D printing memorabilia ranging from a coin featuring the face of Chuck Hull to a long, tubular mp3 player that plays out the Barack Obama SOTU speech in which he mentions the technology. Most recently, imgur user taposk has commemorated our first ever trip to the moon using additive manufacturing by recreating Neil Armstrong’s famous lunar footstep.
Before you go about 3D printing something, you need a 3D model. 3D scanning hadn’t been invented yet in 1969, but stereoscopy had. Interestingly, taposk was able to create a 3D image of the famous footprint using a pair of stereoscopic images, which the user was then able to translate into a 3D model through “point cloud computing” and “experimental algorithms”.…
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