How to make a Projector

Its all about your smartphone! Find a magnifier and a box Find a magnifier or a lens and a box. Mark for cutting. Use a pencil to mark. Cut! Cut the hole and put the magnifier to there. Cut a piece from box. This is for making it closeable Finished! Now put your smartphone into it. Do...
By: ozyldrmmetin

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from Instructables: exploring - technology http://ift.tt/1Tgx0Qj