R-series aftermarket bulbs
Projector headlamp has magnifying glass looking-like object, which collects light produced from the bulb’s capsule and shoot through the lens, which then gives very well focused beam pattern with cut-off line that limit any light to be blinding other traffic.
More halogen lighting equipped vehicles have non-projector headlamp housings (AKA: reflector headlamps).
When you install a regular aftermarket
You want to enhance night driving visibility by installing HID lights without bothering other traffic.
We now offer R-series aftermarket HID kits and bulbs made by
R-series Blesk bulbs have coated shield on bulb capsule to limit the light from aiming upwards to reduce amount of glare and avoid blinding oncoming traffic.
However, this involves good amount work to be done; bumper removal, headlight removal, taking the headlamp housing apart, trimming/cutting to fit HID projector, re-glueing, etc…
This process is not an easy task and not a preferred type of customization when the vehicle is new, too.
Therefore, many customers choose to install regular HID conversion kit and you should at least get this done correctly by getting the R-series HID bulbs.
R-series HID bulbs, would not be needed if you have projector type headlamps.