In the lighting industry, a canopy refers to a specific type of lighting fixture designed for exterior spaces located under an overhang.

Semi flush refers to a type of lighting fixture that is mounted to the ceiling with a small gap between the base of the fixture and the ceiling.

Photopic lumens are the measurement of light output that takes into account the sensitivity of the human eye under intense lighting conditions.

Dichroic is a type of filter or thin-film interference filter used to manipulate the color of light. These filters are designed to selectively pass light of a specific range of colors while reflecting other colors.

A Mogul Base, also known as an E39 base, is a type of lamp base used in the lighting industry for larger-sized bulbs.

Illuminance measures the intensity or amount of light that falls onto a surface area. It is a measure of the light that is incident on a given surface, such as a wall or a desk.

Direct lighting refers to a type of lighting where the light source is focused and directed towards a specific object or area.

Shielding is the implementation of techniques and components aimed at controlling and directing the distribution of light emitted by a luminaire.

Cap is the base or connector of a lamp or lighting fixture. It serves as the interface between the lamp and the socket or fitting, providing both electrical contact and stability.

An insulated ceiling (IC) fixture is a type of recessed lighting fixture that is specifically designed for installation in areas where it will come into direct contact with insulation.