"RichA" <com> wrote in message
news:com... [/ref][/ref]
lot [/ref][/ref]
you 
> >And 
> >internal 
> >
> >Sensor prices may be related to failure rate. As most of you know, the
> >reason LCD monitors are still priced a bit high is due to the failure[/ref][/ref]
rate. [/ref]
like [/ref]
the [/ref]
at 
>
> Depends on dead and hot pixels. A Kodak utility grade 1 meg sensor
> used to cost $1000 but a medical grade (perfect) sensor cost $10,000.
> -Rich
>[/ref]

Then, the operating environment also affects the cost. ICs that work over a
wider
temperature range cost more. Also, radiation hardening costs quite a bit
more (usually
only the military wants that).