

| Subject: | Re: Headlight upgrades |
| From: | Jim Felder |
| Date: | Tue, 19 Jan 2016 16:06:26 -0600 |
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: > > Getting waaaaay off-topic, gentlemen. > > > BenT > Mod > >> On Jan 19, 2016, at 2:57 PM, Larry Alofs <lalofs@GMAIL.COM> wrote: >> >> dinosaur thoughts on that topic: >> >> http://www.qwantz.com/index.php?comic=2859 >> >> >> >>>> On Tue, Jan 19, 2016 at 1:41 PM, OlRivrRat <OlRivrRat@comcast.net> wrote: >>>> >>>> On 15 Jan , 2016, at 8:59 PM, John Rodgers wrote: >>>> >>>> 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. >>> >>> This is actually Quite Incorrect ~ The "Normal" ColorTemp' of >>> SunLight @ Earth SeaLevel >>> >>> Is considered to be 5780ºK ~ All WhiteLight between about 4400K & 12000K >>> is referred to as >>> >>> "Bluish White" ~ >>> >>> Atmospheric Conditions & Time of Day or Night or Whatever >>> LightingConditions You Happen to >>> >>> be Viewing Your Surroundings under have a Huge influence on what Your Eyes >>> are Accustomed >>> >>> to Seeing as Our Eyes & Brains, in Concert, are Constantly Adjusting to >>> make the Ambient Light >>> >>> that We are Immersed in, @ any given time, Seem Normal ~ If You are >>> Driving on a road that is >>> >>> Illuminated solely by Your HeadLights then it is Your Headlights >>> ColorTemp' that Your Eyes&Brain >>> >>> Adjust to ~ So if Your HeadLights are OldYellers, down around 2K, & You >>> happen upon a vehicle >>> >>> that has Sylvania SilverStarUltras (ie Me) which sport a Temp' of 4100ºK, >>> Your Eye/BrainCombo >>> >>> will VeryLikely See My Lights as Being Extremely BlueWhite while If I am >>> riding behind My SSSUs >>> >>> & encounter an oncoming set of SSSUs I will Perceive Them to be a Fairly >>> Normal White ~ >>> >>> ORR ~ DeanB >>>
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