A ring light is a circular lighting device that is specifically designed to fit around a camera’s lens or is large enough to shoot through it.

A clearance light is a type of vehicle lighting used primarily in trailers, car carriers, and semi-trailers. Its main purpose is to mark the outer contour of the vehicle, providing crucial information to other drivers about the size and dimensions of the vehicle, particularly during nighttime and unfavorable weather conditions.

Rated life, in the context of the lighting industry, is the estimated duration or lifespan of a lighting fixture before its light output significantly diminishes.

Dark adaptation is the process by which the eyes adjust and recover their sensitivity in low light conditions after being exposed to bright lights.

Center Beam Candlepower (CBCP) is the luminous intensity at the center of the beam emitted by a lamp or luminaire. It is a metric used to measure the concentration of light in the central area of the beam.

A wall pack light is a type of lighting fixture specifically designed for outdoor applications, typically mounted on the exterior walls of buildings.

A C9 bulb is a type of light bulb, particularly during the Christmas season. It is characterized by its larger size compared to other Christmas light bulbs, such as C6 and C7 bulbs.

Medium light is a level of illumination that is not direct but still provides sufficient brightness for plant growth. It is the amount of light that plants receive when they are positioned at a moderate distance from a window, where they are not exposed to direct sunlight.

VSC light is the Vehicle Stability Control light. VSC, which stands for Vehicle Stability Control, is a system utilized by Toyota and Lexus to manage traction control.

A baffle is a device or component used to control the distribution of light and reduce glare. It is commonly used in various lighting fixtures such as recessed downlights, track lights, and pendant lights.