The best lights for filming depend on what you are shooting, how much output you need at the subject, how accurately colors must appear on camera, how much control you need over color temperature and dimming, and whether the light stays stable at your intended frame rate and shutter settings. For professional film, commercial advertising, television production and studio work, wattage alone tells you very little about how useful a fixture will be on set. A good filming light should provide accurate color, stable flicker-free output, smooth brightness control, a suitable color-temperature range, enough usable output for the working distance,…