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[ATM] [Fwd: Re: Infrared Scope Design II]
Of course you could always try out the new Fuji UV/IR DSLR camera that
has been aimed at law enforcement.
http://www.imaging-resource.com/NEWS/1155139201.html
George Anderson
Montreal Canada
Clear skies and good health
Dominic-Luc Webb wrote:
> The trend has been to reduce IR sensitivity, but.....
>
> No longer a problem! Our modern capitalism, commercialism
> and high crime have joined forces with consumptionism and
> crime prevention to give us high resolution IR security
> cameras. Its the future, and its here NOW!
>
> Fry's electronics in the USA has some quite good B&W IR
> cameras, for example, but I should warn that I have read
> many bad things about Fry's electronics as a business. The
> cameras sold by Fry's seem to match their paranoid
> presumptions that all employees and customers are thieves.
> I note that they actually have some of these cameras
> installed in their stores (one of my discoveries during my
> recent visit to California). Not sure why since they search
> everyone on their way out. The presence of those cameras
> does lead me to believe they actually work.
>
> Dominic
>
>
> On Thu, 11 Oct 2007, hermit wrote:
>
>
>> Jacob Lauser wrote:
>>
>>> Thanks for the input, guys.
>>>
>>> I did some sniffing around and found that most CCD chips do indeed
>>> drop off above 700mm into the IR, so I was a bit diappointed,
>>>
>> I don't know much about this personally, but my son has looked into it.
>> Some, many, most? chips have a coating to reduce IR because the chips
>> are actually sensitive to IR. My Sony camcorder does IR. There is an
>> individual who actuall specializes in removing the IR coating/filter
>> from ccd chips for those wishing to use the IR sensitivity.
>>
>> Ken Lowther
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>>
>
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