Uploaded February 2016 | Updated September 2026, 3 weeks ago
Some light bulbs have flicker which some people find objectionable. No need for any fancy scientific equipment to look for this phenonema. A cell phone with a camera will do. I used an Apple Iphone 6C for this video, but I suspect most modern phones will do about the same
Some light bulbs have flicker which some people find objectionable. No need for any fancy scientific equipment to look for this phenonema. A cell phone with a camera will do. I used an Apple Iphone 6C for this video, but I suspect most modern phones will do about the same










