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Subject:Headlight upgrade enlightenment. Was: Re: vanagon Digest - 18 Jan 2016 to 19 Jan 2016 (#2016-33)
From:TJ Hemrick
Date:Wed, 20 Jan 2016 00:29:50 -0500

Jim,

  He was blinded by science! (cue the music)

TJ

> Date:    Tue, 19 Jan 2016 16:06:26 -0600
> From:    Jim Felder <jim.felder@GMAIL.COM>
> Subject: Re: Headlight upgrades
> 
> Ben,
> 
> I don't see how you can say that LOL!
> 
> Jim
> 
>> On Jan 19, 2016, at 3:46 PM, BenT <syncro@GMAIL.COM> wrote:
>> =20
>> Getting waaaaay off-topic, gentlemen.
>> =20
>> =20
>> BenT=20
>> Mod
>> =20
>>> On Jan 19, 2016, at 2:57 PM, Larry Alofs <lalofs@GMAIL.COM> wrote:
>>> =20
>>> dinosaur thoughts on that topic:
>>> =20
>>> http://www.qwantz.com/index.php?comic=3D2859
>>> =20
>>> =20
>>> =20
>>>>> On Tue, Jan 19, 2016 at 1:41 PM, OlRivrRat <OlRivrRat@comcast.net> wrot=
> e:
>>>>> =20
>>>>> On 15 Jan , 2016, at 8:59 PM, John Rodgers wrote:
>>>>> =20
>>>>> The human eye is not designed to deal with that
>>>>> bluewhite light, wut with a yellow light, as in sunlight. Thousands of
>>>>> years of evolution at work.
>>>> =20
>>>>      This is actually Quite Incorrect ~ The "Normal" ColorTemp' of
>>>> SunLight @ Earth SeaLevel
>>>> =20
>>>> Is considered to be 5780=C2=BAK ~ All WhiteLight between about 4400K & 1=
> 2000K
>>>> is referred to as
>>>> =20
>>>> "Bluish White" ~
>>>> =20
>>>> Atmospheric Conditions & Time of Day or Night or Whatever
>>>> LightingConditions You Happen to
>>>> =20
>>>> be Viewing Your Surroundings under have a Huge influence on what Your Ey=
> es
>>>> are Accustomed
>>>> =20
>>>> to Seeing as Our Eyes & Brains, in Concert, are Constantly Adjusting to
>>>> make the Ambient Light
>>>> =20
>>>> that We are Immersed in, @ any given time, Seem Normal ~ If You are
>>>> Driving on a road that is
>>>> =20
>>>> Illuminated solely by Your HeadLights then it is Your Headlights
>>>> ColorTemp' that Your Eyes&Brain
>>>> =20
>>>> Adjust to ~ So if Your HeadLights are OldYellers, down around 2K, & You
>>>> happen upon a vehicle
>>>> =20
>>>> that has Sylvania SilverStarUltras (ie Me) which sport a Temp' of 4100=C2=
> =BAK,
>>>> Your Eye/BrainCombo
>>>> =20
>>>> will VeryLikely See My Lights as Being Extremely BlueWhite while If I am=
> 
>>>> riding behind My SSSUs
>>>> =20
>>>> & encounter an oncoming set of SSSUs I will Perceive Them to be a Fairly=
> 
>>>> Normal White ~
>>>> =20
>>>>                                                      ORR ~ DeanB
>>>> =20
> 
> ------------------------------

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