Tema: Re: nepamirshtam zenonu....
Autorius: Dainiushas
Data: 2009-02-23 12:18:28
dar taip galvoju.....o gal target'ui reiketu i LT kalba ishverst?

-- 
Dainius


"Fla" <klausk_ir_bus_atsakyta@arba.ne> wrote in message news:gntodl$6rk$1@trimpas.omnitel.net...
> Po@#ui gy!
> 
> Svarbu kad valdzE paprastu zmogu nesmaugE, ir vis pratesE
> geru amerikonietishku liustru naudojama automobyliosE. Nu
> kad ne senais grabais visi vazinetu, ir saugu visiem butu.
> 
> O tada uz sutaupytus, dar ir sauga gerinanty zenona insimest
> galim i tas liustras.
> 
> Dainiushas wrote:
>> *Disadvantages*
>> 
>> 
>>           Glare
>> 
>> Vehicles equipped with HID headlamps are required by ECE regulation 48 
>> <http://en.wikipedia.org/wiki/World_Forum_for_Harmonization_of_Vehicle_Regulations> 
>> also to be equipped with headlamp lens cleaning systems and automatic 
>> beam levelling control. Both of these measures are intended to reduce 
>> the tendency for high-output headlamps to cause high levels of glare to 
>> other road users. In North America, ECE R48 does not apply and while 
>> lens cleaners and beam levellers are permitted, they are not required; 
>> [21] <http://en.wikipedia.org/wiki/Headlamp#cite_note-20> HID headlamps 
>> are markedly less prevalent in the US, where they have produced 
>> significant glare complaints.[22] 
>> <http://en.wikipedia.org/wiki/Headlamp#cite_note-NHTSA_8885-21> 
>> Scientific study of headlamp glare has shown that for any given 
>> intensity level, the light from HID headlamps is 40% more glaring than 
>> the light from tungsten-halogen headlamps.[23] 
>> <http://en.wikipedia.org/wiki/Headlamp#cite_note-Vanderlofske-22>
>> 
>> 
>>           Mercury content
>> 
>> HID headlamp bulb types D1R, D1S, D2R, D2S and 9500 contain the toxic 
>> heavy metal <http://en.wikipedia.org/wiki/Heavy_metals> mercury 
>> <http://en.wikipedia.org/wiki/Mercury_(element)>. The disposal of 
>> mercury-containing vehicle parts is increasingly regulated throughout 
>> the world, for example under US EPA regulations 
>> <http://www.epa.gov/epaoswer/hazwaste/id/univwast/lamps/lamps.htm>. 
>> Newer HID bulb designs D3R, D3S, D4R, and D4S which are in production 
>> since 2004 contain no mercury[24] 
>> <http://en.wikipedia.org/wiki/Headlamp#cite_note-23> [25] 
>> <http://en.wikipedia.org/wiki/Headlamp#cite_note-24>, but are not 
>> electrically or physically compatible with headlamps designed for 
>> previous bulb types.
>> 
>> 
>>            Lack of backward-compatibility
>> 
>> The arc light source in an HID headlamp is fundamentally different in 
>> size, shape, orientation, and luminosity distribution compared to the 
>> filament light source used in tungsten-halogen headlamps. For that 
>> reason, HID-specific optics are used to collect and distribute the 
>> light. HID burners cannot effectively or safely be installed in optics 
>> designed to take filament bulbs; doing so results in improperly-focused 
>> beam patterns and excessive glare, and is therefore illegal in almost 
>> all countries.[26] <http://en.wikipedia.org/wiki/Headlamp#cite_note-25>
>> 
>> 
>> -- 
>> Dainius
>>  
>>  
> 
> 
> -- 
> Ar zinojote, kad "o tau trukdo?" yra labiau diagnoze, nei klausimas? :)