90 degree projector Post author:Phil Post published:August 12, 2018 Post category:tech_ventures I flipped the old projector 90 degrees so that, coupled to a Dinolite – we could zoom in on objects on a table top Phil Teacher with tech You Might Also Like Robot Update December 1, 2019 Recycling Machine July 15, 2023 Quad-Blogging August 12, 2018