These bulbs are also available in a variety of light colors and some include warm yellow to white tones, which were not available in the past. The philips fluorescent bulb for example is enclosed in a cover to help it further diffuse the produced light. It is also possible to purchase a dimmable CFL but you should always check the package first to ensure that you have the correct feature.
To get more information about metalohalogen (metal halide lamp/bulb).