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Thread: BMW's Laser Lighting Showcased

  1. #11
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    Nov 2014
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    I am sorry but i don't make it a habit to stare in to head lamps of other cars, don't look at the source, end of problem

    A number of years i ran across some people at a ham fest that had the same dislike to the projector style diving lights i had installed on my jeep, they where Hella DEX DOT approved driving lights, so h ad them stand a distance in-front of my vehicle and turned the system on, they are HID and the lamp produces 3200 lumens , a halogen lamp at best produces 1100 lumens, staying with the legal wattage's available. What they saw was the cut off line at about there knees and slightly above, at reasonable distances this dazzling effect is not that visible unless you are a few degrees above the cut off angle and in front of the projector. A lot of these projectors on the market where made to use an hid lamp, when you deviate and use a halogen lamp you end up with problems, the filament is larger then the arc from hid and is more difficult to focus into a unified pattern.

    One study I was reading was also stating that people do have the tendency is looking directly at the light from other cars if it's slightly different, the same arguments came up when every one transitioned from a standard lamp to halogen
    .
    I would be willing to take pictures of the front of my Buick, it has both styles, a free formed reflector with a standard lamp with a projector with an hid lamp. The passenger side was destroyed in an accident and i have a standard lamp on that side until i can afford to build a second unit
    I did a hell of a lot of work to make my system safer for me to at night in a rural area and have a beam pattern that is safe for other drivers, the only time the light source is visible is along a very narrow range, the lamp it's self is as far back into the assembly as was possible, shallow and cheap projectors are another problem and so are "glare kits"
    Last edited by Draco; 01-27-2015 at 23:22. Reason: added info
    Remember Remember The 8th of November, When No One Stood, but Kneel, In Surrender
    In a popular government when the laws have ceased to be executed, as this can come only from the corruption of the republic, the state is already lost. Montesquieu

  2. #12
    Join Date
    Aug 2008
    Location
    UK
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    5,704

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    In my experience, H7R's are fine. The issues arise with cheap after market kits with no bulb shields. With good shields the cut offs as good if not better than any halogen bulb. The only issue is the technicality of levellers and washers.

  3. #13
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    Nov 2014
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    mid michigan
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    yup! you got the nail on that one
    Remember Remember The 8th of November, When No One Stood, but Kneel, In Surrender
    In a popular government when the laws have ceased to be executed, as this can come only from the corruption of the republic, the state is already lost. Montesquieu

  4. #14
    Join Date
    Aug 2011
    Location
    Alabama
    Posts
    271

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    Quote Originally Posted by Draco View Post
    I am sorry but i don't make it a habit to stare in to head lamps of other cars, don't look at the source, end of problem

    A number of years i ran across some people at a ham fest that had the same dislike to the projector style diving lights i had installed on my jeep, they where Hella DEX DOT approved driving lights, so h ad them stand a distance in-front of my vehicle and turned the system on, they are HID and the lamp produces 3200 lumens , a halogen lamp at best produces 1100 lumens, staying with the legal wattage's available. What they saw was the cut off line at about there knees and slightly above, at reasonable distances this dazzling effect is not that visible unless you are a few degrees above the cut off angle and in front of the projector. A lot of these projectors on the market where made to use an hid lamp, when you deviate and use a halogen lamp you end up with problems, the filament is larger then the arc from hid and is more difficult to focus into a unified pattern.

    One study I was reading was also stating that people do have the tendency is looking directly at the light from other cars if it's slightly different, the same arguments came up when every one transitioned from a standard lamp to halogen
    .
    I would be willing to take pictures of the front of my Buick, it has both styles, a free formed reflector with a standard lamp with a projector with an hid lamp. The passenger side was destroyed in an accident and i have a standard lamp on that side until i can afford to build a second unit
    I did a hell of a lot of work to make my system safer for me to at night in a rural area and have a beam pattern that is safe for other drivers, the only time the light source is visible is along a very narrow range, the lamp it's self is as far back into the assembly as was possible, shallow and cheap projectors are another problem and so are "glare kits"
    I don't either. I even half to block the headlights with my hand a lot of times. Even looking down at the white line doesn't help on two lane roads.

  5. #15
    Join Date
    Nov 2014
    Location
    mid michigan
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    816

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    I am at a loss then, they don't do the same thing to me
    Remember Remember The 8th of November, When No One Stood, but Kneel, In Surrender
    In a popular government when the laws have ceased to be executed, as this can come only from the corruption of the republic, the state is already lost. Montesquieu

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