Examples of 'lumen maintenance' in a sentence
Meaning of "lumen maintenance"
lumen maintenance: The extent to which a light source retains its initial brightness over time
How to use "lumen maintenance" in a sentence
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lumen maintenance
Deduction from lamp lumen maintenance requirement.
Many of the rare earth chemistry complexes exhibited rapid chemical reaction and inferior lumen maintenance.
Lamp lumen maintenance factor.
Multiplication factors for lumen maintenance.
Where LLMF is the lumen maintenance factor at the end of the nominal life.
Deduction percentages for fluorescent lamp lumen maintenance requirements.
Lumen maintenance at end of life and rated lifetime for LED lamps only.
Nevertheless, the lamp has a good lumen maintenance.
Where LLMF is the lumen maintenance factor at the end of the declared lifetime.
The report shall state the energy efficiency, lifetime and lumen maintenance of the light bulb.
Lamp lumen maintenance factor Burning hours.
This is then extrapolated on a lumen maintenance curve - see graph.
Lumen maintenance factor at the end of the nominal life;.
Conversely, LED has significantly better lumen maintenance and a more efficient driver.
Figure 9 shows lumen maintenance for mercury free lamps with standard automotive chemistries.
See also
They shall have at least the lamp lumen maintenance factors in Table 11.
Lamp lumen maintenance factors for single and double capped fluorescent lamps - Stage 2.
Energy efficiency, lifetime, lumen maintenance and mercury content;.
Lamp lumen maintenance factors and lamp survival factors for metal halide lamps - Stage 3.
Figure 9 is a graph showing lumen maintenance data for mercury free standard automotive lamp chemistry.
Lamp lumen maintenance factors and lamp survival factors for high pressure sodium lamps - Stage 2.
Lumen maintenance factor at the end of the nominal life (except for filament lamps);.
Lamp lumen maintenance factors for single and double-capped fluorescent lamps - Stage 2.
Lumen maintenance factor at end of nominal lifetime (%).
The 1'x4' lumen maintenance eliminates the labour of replacing fluorescent tubes.
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Creation and maintenance of a compliance policy document
Periodic cleaning is the only maintenance required
Creation and maintenance of a compliance procedures manual
Examples of using Lumen
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High lumen packages for high ceilings
It is equal to one lumen per square metre
Lumen values are derived from photometric testing
