A T12 bulb is a type of fluorescent tube. The “T12” designation is based on the diameter of the bulb, which measures 1.5 inches.

Smart lighting, also known as adaptive lighting, is a technology that integrates intelligence and logic into lamps or luminaires, enabling communication and interaction with the surrounding environment, occupants of a building, and other devices in an automated manner.

Luminaire efficiency measures how effectively a luminaire (light fixture) emits light compared to the light produced by its lamps. It is expressed as the ratio of the light output emitted by the luminaire to the light output emitted by its lamps.

A louver is a series of blades or slats arranged in a hexagonal shape, resembling a honeycomb, which is used to regulate the flow of air or light.

Silicate is a group of minerals that are widely used in various industries, including the lighting industry. These minerals are composed of the silicate anion, which consists of silicon and oxygen atoms.

Twin Tube is a fluorescent lighting fixture that consists of two parallel tubes, as opposed to the single tube found in traditional fluorescent lamps.

ELV Dimming (Electronic Low Voltage Dimming) is a dimming technology utilized in the lighting industry for light fixtures that employ electronic transformers.

ETL (Electrical Testing Laboratory) is a division of Intertek, a renowned company that provides assurance, testing, inspection, and certification services across various industries.

The luminance ratio is the ratio of average luminance to window luminance. It serves as an indicator of the brightness contrast between a daylight source and the entire visual field.

Cool white is a term used in lighting to describe a specific color temperature of white light. It typically falls within the range of 5000-6500K on the Kelvin scale.