Luminous flux definition

Luminous flux means the measure of the perceived power of

Luminous flux means the light power emitted by a source, as defined by the International Commission on Illumination (CIE).

Luminous flux. , which means a quantity derived from radiant flux (radiant power) by evaluating the radiation according to the spectral sensitivity of the human eye;

Examples of Luminous flux in a sentence

• Luminous flux differences between LEDs shall not exceed 10 percent.

• Luminous flux, (u', v'), and forward voltage are measured for each LUXEON LED.

• Luminous flux 1.1. A luminous flux measurement using an integrating method shall be made after 1 minute and after 30 minutes of operation.

• Luminous flux is a weighted average of the Radiant Flux in the visible spectrum.

• Luminous flux emitted from a surface per unit solid angle per unit of area, projected onto a plane normal to the direction of propagation (Iv).

• Values of Luminous flux at Tc=25°C are provided as reference only.■ Absolute Maximum Ratings (1) Please refer to the operating limit sections.

• Luminous flux or luminous power is the measure of the perceived power of light.

• Cameron, head of the Investment Stewardship Team for the Americas Region at BlackRock, stated that: We prefer engagement, as we see shareholder proposals as a tool often of last resort, an avenue for accelerated change when needed.

• Luminous flux H21W 600 ± 12 % 600 ± 15 % HY21W 300 ± 17 % 300 ± 20 % Reference luminous flux at approximately 12 V White: 415 lm 13.2 V White: 560 lm 13.5 V White: 600 lm Amber: 300 lm 1/ To be checked by means of a "Box system", sheet H21W/2.

• Luminous flux and chromaticity shifts are to be measured for three different LED case temperatures: 55oC, 85oC and a third temperature to be selected by the manufacturer.

More Definitions of Luminous flux

Luminous flux means the light given by a light source or a luminaire or received by a surface irrespective of the directions in which it is distributed and the unit of the luminous flux is the lumen (lm);

Luminous flux. (Φ) means the quantity derived from radiant flux (radiant power) by evaluating the radiation in accordance with the spectral sensitivity of the human eye. Without further specification it refers to the initial luminous flux;

Luminous flux means the power emitted from a source of electromagnetic radiation, such as a light bulb, in the form of visible light. Luminous flux is measured in lumens and is typically specified by the manufacturer for a given lamp or luminaire.

Luminous flux means lumens generated by a lamp in rated voltage and stable operation, in lumens (lm);

Luminous flux means a quantitative expression of the brilliance of a source of visible light measured in lumens.

Luminous flux means the measure of the perceived power of the light in lumens.