> 
> From: mike wilson <[EMAIL PROTECTED]>
> Date: 2005/09/19 Mon PM 01:34:13 GMT
> To: <[email protected]>
> Subject: Re: Stop digital cameras from taking photos?
> 
> 
> > 
> > From: Mark Roberts <[EMAIL PROTECTED]>
> > Date: 2005/09/19 Mon PM 12:20:02 GMT
> > To: [email protected]
> > Subject: Stop digital cameras from taking photos?
> > 
> > Interesting article on C|NET:
> > http://news.com.com/Crave+privacy+New+tech+knocks+out+digital+cameras/2100-7337_3-5869832.html?tag=nefd.lede
> >  
> 
> Reading about the way this putative technology works is to wonder how anyone 
> wearing spectacles is going to be able to cope.  IIR(ead)C, the response is 
> generated because of a reflection from a lens.  Therefore all lenses will 
> extract a response.  Spectacles, all cameras, etc.  Why pick on digital?  
> Apart from for fun, of course.
> 

Answering myself, it's because digital lenses have some "coating" that puts 
them "in a class of their own".  So that's all cobblers, then.

m


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