Subject: Re: People Keep Walking Into Glass at Apple Park
On Tuesday, 20 February 2018 17:43:51 UTC, nospam wrote:
> In article<firstname.lastname@example.org>,
> RichA<email@example.com> wrote:
> > "Quite hard to see?" Maybe if you're stoned all the time. Glass reflects 4%
> > at each surface (perpendicular rays) and a lot more at glancing angles.
> > Hard not to actually see it.
> nowhere near 4%.
> if that were the case, a camera lens with multiple surfaces would be
> nearly opaque.
Maybe that's why people don't walk into camera lenes :-D