NIST ‘Pins’ Down Imaging System for the Blind Andy Affleck 22 years ago The NIST page on the device. This is just fascinating. Share this:Print NIST ‘Pins’ Down Imaging System for the BlindOctober 26, 2002Computer GeekinessBuilding Online CommunitiesOctober 25, 2002Computer GeekinessBuilding Online CommunitiesOctober 25, 2002Computer Geekiness