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Stealth Light Cannons: Development process

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Old Nov 25, 2009 | 05:57 PM
  #441  
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at least you found that snafu before you shipped any out to customers.
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Old Nov 25, 2009 | 06:09 PM
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Originally Posted by jdmvette
at least you found that snafu before you shipped any out to customers.
aye. I think using Polypropylene sheet as a shroud material may be the best bet so far. it's melting point is nearly twice that of ABS and it's often used in heat-resistant applications yet is still thermoformable with the right equipment. This would means that the customer would have to paint their own shrouds...which i gather is a popular idea anyway.

disaster averted.
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Old Nov 25, 2009 | 06:34 PM
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So assuming you use a better plastic for the shroud - which has a higher melting temp - what happens to the paint when we paint the shroud and have that hole trying to burn into it?
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Old Nov 25, 2009 | 09:46 PM
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Would painted an eyebrow on the top of the lens help at all? Since it would cover the top of the projectors?
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Old Nov 25, 2009 | 09:50 PM
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Originally Posted by doje
So assuming you use a better plastic for the shroud - which has a higher melting temp - what happens to the paint when we paint the shroud and have that hole trying to burn into it?
I don't think the paint will be as adversly affected as the ABS. However I will try the same test with a projector lens and rattle can of black. If it doesn't melt that, i woulde assume automotive grade paint is safe.

Originally Posted by Quik Z06
Would painted an eyebrow on the top of the lens help at all? Since it would cover the top of the projectors?
I'm afraid not. The sun is hitting the projector lenses at an angle. if i were to paint the shroud to cover this, it would affect the high beam output....thought it may come to that. The low beam could be easily protected by an eyebrow.
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Old Nov 25, 2009 | 10:34 PM
  #446  
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Oh well, back to the drawing board Keep us posted.

*edit* How about tinting them even slightly?
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Old Nov 25, 2009 | 11:04 PM
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Originally Posted by Quik Z06
Oh well, back to the drawing board Keep us posted.

*edit* How about tinting them even slightly?
not quite to the drawing board....just a change in materials most likely. In most states, even a light tinting of headlights is illegal. The eyebrow however is perfectly legal. For those of you who don't really care to set fire to the trees with your high beams, you could paint the eyebrow low enough to cover the projector lenses and prevent ANY problems with the sun.

btw, i also found i can get black polypropylene.
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Old Nov 25, 2009 | 11:23 PM
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Yeah I dont know if a really light tint would solve the problem anyway. I dont mind illegal mods, but too dark wouldnt look good on yellow anyway. I dont mind painting an eyebrow (would rather not) I was just going to paint the shrouds. Guess we'll wait and see what you can come up with.
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Old Nov 26, 2009 | 04:51 AM
  #449  
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Glad you caught that. Could be a serious issue in places where annual rain fall is only 8 inches, like EP. Hopefully the rattle can will work.
I was thinking of putting reflective tape under the spot where the sun refracted light hits. I have some that comes on a roll that's about an inch and a half wide. I put some of that in my droplight at work and it made a world of difference. Puts out more light and keeps from blinding me when I'm behind the light. Don't know what it would do at an angle though.

Last edited by Castrellon; Nov 26, 2009 at 05:13 PM.
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Old Nov 28, 2009 | 07:16 PM
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Originally Posted by TheRadioFlyer
On another note, have hit a slight snafu...

in direct sunlight, the projector lenses refract the sunlight into a focal point that just happens to hit the shroud about 1/2 to 1" in front of the projector itself depending on the angle to the sun. This cuts s nice little hole in the shroud....which is annoying to say the least. I'm currently researching other options on plastics with higher thermal resistance or possibly an aluminum shield that can be placed around the projector. Specter werkes sanded the surface of the upper half of their projectors to prevent this but that will be a tool of last resort.
My suggestion would be to find some tube (any material) that is the same OD as the projector housing and cut a small section and affix it to the front of the projector housing, creating an extended trim ring. Painted black to match the projector housings. You probably could thermoform something yourself. The idea is to "shade" the projector lense. Probably only needs to extend past the projector lense very little. Reference POST #67 of this thread showing the pic of the C6 lights. The silver trim ring on those lights is what I am suggesting you duplicate. See how they extend past the projector housing "shading" the projector lense?

If you do something like this, dont forget about those of us who have opted for the HALO option.
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Old Nov 28, 2009 | 07:40 PM
  #451  
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I have to say that I never liked the headlights that bulged out of the hood to make room for the lights. But I really like these. Very good idea
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Old Nov 28, 2009 | 07:49 PM
  #452  
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Originally Posted by ssmith512
My suggestion would be to find some tube (any material) that is the same OD as the projector housing and cut a small section and affix it to the front of the projector housing, creating an extended trim ring. Painted black to match the projector housings. You probably could thermoform something yourself. The idea is to "shade" the projector lense. Probably only needs to extend past the projector lense very little. Reference POST #67 of this thread showing the pic of the C6 lights. The silver trim ring on those lights is what I am suggesting you duplicate. See how they extend past the projector housing "shading" the projector lens?

If you do something like this, dont forget about those of us who have opted for the HALO option.
This isn't possible due to clearance problems with the main lens and the inability of the projectors to be moved any more rearward. A smaller "shade" with a tapered cover might work, but would make it impossible to see the halo rings.

Right now the solution that i'm hoping for is that a Polypropylene shroud will solve the problem, but I won't know until monday if this is an option. If that does not work, I will most likely sand the upper half of the lens with something like 800 grit sandpaper to barily distort the light from focusing into a burning point. If done correctly, it will be barily noticable.
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Old Nov 29, 2009 | 07:59 PM
  #453  
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Ssmith512 good news: After looking at some C6 headlights at the morning vettes-and-coffee meet, it appears thee extended shroud is the way GM decided to deal with this problem

I was able to remove the plastic "lip" on the projectors giving me almost 3/8" extra clearance total (about 1/8" ton the top) for an extended shroud. Provided i can make this out of aluminum or plastic tubing, this should be the perfect solution.

The only kicker is this would slightly affect the way the halos install. The CCFL tubes would have to be removed from the protective plastic housing, but given they would be inside the extended tube shroud, i'm not concerned about breakage.

Final testing of this design will commence tomorrow. *fingers crossed*
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Old Nov 29, 2009 | 08:11 PM
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Good luck man, looks like you're doing some good QA prior to putting out the kit. Will save everyone frustration and you money
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Old Nov 29, 2009 | 08:29 PM
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Originally Posted by iced98lx
Good luck man, looks like you're doing some good QA prior to putting out the kit. Will save everyone frustration and you money
Customer's input in R&D helps to create a product that will make everyone happy.

The shroud extension will most likely be made from stainless steel or aluminum. This should be easy to paint or if we go stainless, leave shiny

Last edited by TheRadioFlyer97; Nov 29, 2009 at 09:58 PM.
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Old Nov 30, 2009 | 11:25 AM
  #456  
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Good news, I found that the pipe solution works. I will be using 3" stainless pipe in the final version. Users can choose to leave the projector shroud bare or paint/powdercoat it. I plan to paint mine.

New shrouds will be formed this afternoon. Expect final-product pics by the end of the week.....and the start of the GP

Note: in anticipation of the GP, I have ordered some HID kits for them. i have (5) 5000K and (5) 6000K in stock. Initial testing of the 55w 4300K kits showed them to be a dirty yellow....not exactly the prettiest color and IMO the 5000K version has more useable output.
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Old Nov 30, 2009 | 01:32 PM
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Awesome! Glad you were able to find a relatively simple solution.

Do I get like a 50% discount for helping?
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To Stealth Light Cannons: Development process

Old Nov 30, 2009 | 08:11 PM
  #458  
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Originally Posted by ssmith512
Awesome! Glad you were able to find a relatively simple solution.

Do I get like a 50% discount for helping?
no you get the very first production kit ever built. Serial number #001
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Old Dec 1, 2009 | 08:54 AM
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Originally Posted by TheRadioFlyer
no you get the very first production kit ever built. Serial number #001

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Old Dec 1, 2009 | 09:08 AM
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Originally Posted by TheRadioFlyer
Ssmith512 good news: After looking at some C6 headlights at the morning vettes-and-coffee meet, it appears thee extended shroud is the way GM decided to deal with this problem

I was able to remove the plastic "lip" on the projectors giving me almost 3/8" extra clearance total (about 1/8" ton the top) for an extended shroud. Provided i can make this out of aluminum or plastic tubing, this should be the perfect solution.

The only kicker is this would slightly affect the way the halos install. The CCFL tubes would have to be removed from the protective plastic housing, but given they would be inside the extended tube shroud, i'm not concerned about breakage.

Final testing of this design will commence tomorrow. *fingers crossed*
I don't care, I don't want halos or angy halos. I just want areodynamic lid, better lighting, and a weight reduction. BTW, George, when are you going to weigh the kit and the stock stuff. Assuming you even have the stock stuff laying around.
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