• Show HN: A high-speed laser camera trigger for under $2 http://www.vela.io/posts/building-a-laser-camera-trigger-for-2-dollars/ 28 comments 18/7/2014

• Building a laser camera trigger for under $2 (x-post /r/photography) http://www.vela.io/posts/building-a-laser-camera-trigger-for-2-dollars/ 3 comments 18/7/2014 electronics