SAD lamps are used to treat Seasonal Affective Disorder. SAD lamps are a part of light therapy and have been used to treat SAD for more than 20 years.
decorative
The purpose of a lamp socket ring is to secure the lamp socket in place within the lamp base. It contributes to the functionality of the lamp by providing stability and support for the socket, ensuring that the bulb remains securely in place and making it easier to replace the bulb when needed.
we still use the Widow's Lamp to comemorate the momory of the race accoring
The purpose of a lamp chain is to control the on/off function of a lamp. It is typically connected to the lamp socket and allows the user to easily turn the lamp on or off by pulling or pushing the chain. The chain is connected to a switch mechanism inside the lamp that completes or interrupts the electrical circuit, controlling the flow of electricity to the light bulb.
It is just for decoration
what the function of lamp holder
The lamp rod in a traditional floor lamp design serves as a support structure to hold the lampshade and light bulb in place at the top of the lamp.
It depends what kind of lamp it is. It's either to provide heat or light - or both !
A backup lamp on a vehicle is there to see what is behind it. Another type would be a extra lamp ready to use if the main lamp fails.
It is just for decoration
The purpose of a lava lamp is primarily decorative and to provide ambient lighting. The combination of colored wax blobs floating in a liquid creates a mesmerizing visual effect as the wax blobs rise and fall within the lamp.
The purpose of halogen gas in a tungsten-halogen lamp is to increase the lifespan and efficiency of the lamp. The halogen gas helps to recycle evaporated tungsten back onto the filament, preventing blackening of the glass and extending the life of the lamp.