The flashlight app on your smartphone might work in a pinch, but when you really need a reliable light source, nothing beats a dedicated flashlight. A far cry from the weak incandescent versions you ...

We may receive a commission on purchases made from links. Flashlights have become so fundamental in our lives that they have been integrated into other forms of technology such as smartphones. And ...

When flashlights came up, I researched ANSI’s standards and interviewed manufactures to see how they test their lights. Ultimately, I designed, built, and calibrated the integrating sphere we use for ...