In several HID front lights light bulb, there is a “K” marked at the end of the color. “K” represent for Kelvin, it is a system measure of color temperature. Different number suggests different shade style. Which color you get that depends on exactly what light you intend to do on your car. But also for driving safety and security on roadway, I suggest 4300K-5000K, because it is close to the sunshine (white light) that human eyes regard.
There are seven “K”s for HID color temperature: 3000K, 4300K, 5000K, 6000K, 8000K, 10000K and 12000K. the reduced number with the lengthiest wavelength as well as the very best penetration the light has. The penetration of 3000K and also 4300K is the most effective, comparing with 10000K and 12000K, they are the worst. Shade temperature level is associated with the infiltration, it has no service of Lumen. The shade temperature high or not will not influence the illumination of the light. Nevertheless, in wet day or foggy day, the visibilty of 3000K and also 4300K HID bulb may be better. In contrast to 10000K as well as 12000K, they will trigger an inadequate exposure. The sunshine is about 5500K, a pure white 5000K imitates to the sunshine, it fits as well as will certainly not damage the eyes.
3000K sends out yellow light output. 4300K and 5000K releases cozy white light outcome (4300K is white light with a little of yellow, 5000K is intense white). 6000K sends out pure white light result. 8000K discharges medium blue light output. 10000K and also 12000K produces bluish light outcome.
Low beam front lights set is typically 4300K-5000K. 3000K is utilized in high beam headlight package, such as fog light, it has a highest presence when driving in the stormy day and also foggy day, Most leading brand, like Audi, Mercedes-Benz, BMW, their factory HID bulb is about 4300K, which would certainly not above 5000K. For the ECE criterion, HID headlight could not be over 6000K, it is unlawful to update to 8000K or over 8000K headlight bulb. Due to the fact that the much less useful illumination as well as reduced exposure of 8000K-12000K, it is very easy to cause a traffic accident, unsafe for the roadway driving.