Knowledge base

Light Emitting Plasma (LEP)

Light Emitting Plasma (LEP) is an energy-efficient and powerful light source that uses a plasma arc instead of a filament or LEDs....

Read more

Alternative light sources

In addition to conventional lighting such as incandescent bulbs, fluorescent tubes, and LEDs, various alternative light sources have been developed for specific...

Read more

Carbon arc lamp

A carbon arc lamp is an early form of electric lighting in which light is generated by an electric arc between two...

Read more

Fresnel spot

A Fresnel spotlight is a theatrical and film lighting fixture with a Fresnel lens , which produces a soft, evenly distributed beam...

Read more

LEKO (Ellipsoidal Reflector Spotlight – ERS)

A LEKO is an ellipsoidal reflector spotlight (ERS) , a type of theater and stage spotlight that produces a powerful, focused beam...

Read more

HMI lamp (Hydrargyrum Medium-arc Iodide)

A medium-arc iodide (HMI) lamp is a high-intensity discharge lamp (HID) used in film, television, photography, and theater . These lamps produce...

Read more

Dichroic filter

A dichroic filter is an optical filter that selectively reflects or transmits specific wavelengths (colors) of light. Unlike traditional color filters, which...

Read more

Bleed Through

Bleed-through is a phenomenon in lighting and signage where unwanted light shines through a surface , making the final result look less...

Read more

Neon light

Neon light is a type of gas discharge lighting in which an electric current is passed through a glass tube filled with...

Read more

Daily Light Integral (DLI)

DLI (Daily Light Integral) is the total amount of photosynthetically usable light (PAR light) a plant receives in one day. It is...

Read more

Photosynthetic Photon Flux Density (PPFD)

PPFD (Photosynthetic Photon Flux Density) is a measure of the amount of usable light that actually falls on a plant . It...

Read more

Photosynthetic Photon Flux (PPF)

PPF (Photosynthetic Photon Flux) is a measure of the total amount of light available for photosynthesis in plants. It is measured in...

Read more