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LED lighting term

Send date: 2011-06-11 14:21 Visitor:

The wavelength of the light color change: strength, can be through the data to describe the data call, wavelength. We can see the wavelength of the light, range from 380 to 780 nm in between. Units: nano (nm)


Brightness: brightness is refers to the degree of light and shade object is defined, the luminous intensity of unit area. Units: nita (nit)


Light intensity: refers to the degree of bright light source. That said in a certain direction and scope of light inside an visible spectrum of the strength of the physical quantities.


Units: candle (CD)


Flux: the light source from every second of quantity of visible light combined. Units: lumen (Lm)


Efficacy: light source of the flux of the light source, divided by a power. It is an important index of the energy conservation measure light source. Units: each tile lumen (Lm/w).

 

Show color sex: light source of object of the present level, that is the color of verisimilitude. Often called "the colour developing index" unit: Ra.


Color temperature: light source of light color and launch bold in a temperature radiation light at the same time, the temperature of the bold hue is called the light colour temperature.

 

Units: kelvin (k).


Glare: there were extremely tall brightness view of objects or the brightness of the strong contrast, caused by visual not comfortable called glare, influence the quality of the light is lighting glare important factors.


Synchronicity: two or more than two LED lamp in time according to provisions can normal program running way, generally refers to the way of internal control LED lamp, synchronicity is LED lamp accomplish coordinated change basic requirements.


Protection level: IP protection grade will be in accordance with its lamps and lanterns is dustproof, and the characteristics of moisture to classification by two Numbers, composed, the first number represents lamps and lanterns dustproof, prevent external things the level of committed (points 0-level 6), the second number represents the lamps and lanterns of moisture, waterproof committed sealing (points), 8 class 0-the greater the number said its protection grade is higher.

 

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