... a minute to reach full brightness, or longer in very cold temperatures. Some that use a mercury amalgam can take ... lamps and lighting fixtures.CFL Models: spiral lamps, triple tube lamp, standard lamps, global lamps, flood lamps, candelabra3. Match lumens ... the incandescent being replaced. Lumens indicate the amount of the light being generated. tear type milky type cool light energy saving bulb (9W)