Halogen is a type of incandescent lamp. The bulb has a filament just like a regular incandescent bulb, however the bulb is filled with halogen gas. The halogen gas allows the bulb to burn more intensely because the tungsten particles that evaporate from the filament combine with halogen vapor and get redeposited on to the […]

A compact fluorescent is a style of fluorescent lamp who’s’ shape is in a compact design. Typical fluorescent lamps are long and thin with a connection at each end. A compact fluorescent is a similar tube that is bent back so that the connections are at one end.

For museum lighting it is important to use a lamp with good color rendering. High color rendering (based on 100 being the best) insures that you get the “true” color from objects under a light. It is also important to use lamps that give off less heat and UV. This will allow you to display […]

Audible noise from a fluorescent light is likely due to loose or faulty ballast. The ballast is an electrical device inside the lighting fixture that supplies the proper starting and operating power to the lamp.
Sometimes, changing a lamp loosens the ballast mounting or other parts of the fixture and the slight vibration from the ballast […]