On Fri, 21 Jan 2005 15:23:18 -0500, "Dave C." >

>> There's a permanent sign leading up to one of the tunnels on the PA
>> Turnpike that says "remove sunglasses." You'd think that would be
>> obvious to most people, but when you think about it, there's a heck of
>> a lot of retards behind the wheel...
>>
>> nate
>>
>
>You'd probably think I'm a retard, then. I've driven through many tunnels
>that have signs that read "remove sunglasses" without removing my
>sunglasses. Sunglasses are not THAT dark. If they were actually effective
>at protecting you from bright sunlight, then driving into a tunnel with them
>might cause a problem. But I've used sunglasses costing anywhere from
>twenty bucks to several hundred dollars. I've had custom tinted pairs that
>are supposed to be as dark as legally possible.


I don't think there are laws regulating the tint on sunglasses. I have
owned sunglasses that I would have to take off when entering a tunnel.

> NOT ONE of them is dark
>enough to make a significant difference in overall light level passing
>through the lenses. Thus, they are all safe to use in a tunnel, as your
>eyes might as well be naked while wearing sunglasses. There is no need to
>remove them. For the most part, I don't even wear them anymore, as they
>don't make that much difference. They are not dark enough, so why bother?
>But if I did still wear them, there would be no need to remove them for
>tunnels. -Dave
>