Betekenis van:
luminous flux
luminous flux
Zelfstandig naamwoord
- the rate of flow of light energy
Hyperoniemen
Voorbeeldzinnen
- Luminous flux
- Rated lamp luminous flux
- Rated luminous flux;
- The Measurement of Luminous Flux
- Nominal and rated lamp luminous flux.
- ‘Objective luminous flux’ means a design value of the luminous flux of a replaceable light source or light source module.
- The luminous flux of this gas-discharge light source may differ from the objective luminous flux specified in Regulation No 99.
- Ambient temperature at which the lamp was designed to maximise its luminous flux.
- lamps having a luminous flux below 60 lumens or above 12000 lumens;
- Maximum rated power (Pmax) for a given rated luminous flux (Φ) (W) Clear lamps
- Maximum rated power (Pmax) for a given rated luminous flux (Φ) (W)
- ‘Lamp lumen maintenance factor’ (LLMF), which is the ratio of the luminous flux emitted by the lamp at a given time in its life to the initial (100 hour) luminous flux;
- The luminous flux of this gas-discharge light source may differ from the objective luminous flux specified in Regulation No 99. In this case, the measured photometric values shall be corrected accordingly.
- ‘Lamp Lumen Maintenance Factor’ (LLMF), which means the ratio of the luminous flux emitted by the lamp at a given time in its life to the initial luminous flux.
- with a light source producing the principal dipped beam and having an objective luminous flux which exceeds 2000 lumen.