Unlock the full potential of your smartphone flashlight with this easy DIY projector tutorial! Watch as we turn ordinary materials—just cardboard and a magnifying lens—into a powerful, focused light ...

Introduction 00:10 Initial setting 00:50 Create Projection 01:50 Create light rays 02:21 Adjust the Blur of the Projection ...

To really put the “theater” in your home theater, there’s nothing quite like a projector capable of beaming a big, bright movie or big sporting event on your wall, effectively turning your living room ...

Most people expect projectors to just work. But they often don’t. Cheap models promise big screens but end up blurry or washed out in daylight. Focus can be a pain, keystone correction isn’t always ...