Look at the lumen rating not the bulb wattage to compare real light output then buy a cfl with 20 percent more lumens than the incandescent bulb you want to replace has.
What does the inside of a cfl bulb look like.
Led bulbs in our handy buying guide.
A look inside five led bulbs designed to replace 60 w incandescents reveals design regimes ranging from dead simple to startlingly sophisticated.
By leland teschler executive editor surprise.
Shapes base types cfl bulbs come in many shapes and sizes including traditional globe candelabra flood and triple tube shapes but the most common is the spiral bulb.
The candelabra bulb replacements in cfl look more like a torpedo.
Some types fit into light fixtures designed for incandescent bulbs.
You may have to do a little research to find the right bulb.
This view might have been accurate back when every.
A compact fluorescent lamp cfl also called compact fluorescent light energy saving light and compact fluorescent tube is a fluorescent lamp designed to replace an incandescent light bulb.
The average consumer might think that when it comes to light bulbs one is about the same as another.
In the intervening years i scoffed at most energy efficient light bulbs assuming that the only sustainable options were these blue tinted cfls that made me feel like i was living inside of a.
For example to replace a 60 watt incandescent bulb that has 870 lumens buy a cfl with at least 1 050 lumens.
Cfl bulbs are another type of energy efficient bulb much like the led.
The lamps use a tube which is curved or folded to fit into the space of an incandescent bulb and a compact electronic ballast in the.
As cfls become more popular you can be sure that the bulbs you want will be on the market.