Videomaker – Learn video production and editing, camera reviews › Forums › Technique › Production Gear › IMPORTANT: DIY Green Screen setup › rs179a makes a good point
rs179a makes a good point however, I would not recommend pointing the light down on the bkg. Use it as a talent back light. Rim lighting provides better separation and keying. I flood the green screen, use a diffused spot for a key light (left/right of cam) and a diffused spot back light.