4 ms·
LED if you can afford them, CFL if not. There's little difference in their luminous efficacy (aka efficiency) at this point. CFLs have a small amount of mercury
by acurious1ne 13y ago
LED if you can afford them, CFL if not. There's little difference in their luminous efficacy (aka efficiency) at this point. CFLs have a small amount of mercury in them, so if product neurotoxicity matters to you, go LED.