The Low-Light Revolution

Security Technology & DesignVol. 15 Nbr. 2, February 2005

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Summary


The thermal camera of five years ago started at around $50,000 and could work up to $300,000 very quickly (dependant upon lens and image enhancements). The sensitivity of the IR-enhanced and thermal cameras is a moot point, because the IR camera uses IR light enhancement as an aid and the thermal camera does not recognize light.

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Extract


The Low-Light Revolution

One of the biggest problems with camera systems has always been producing viable, working images in the dark. I'm not just talking about low light, I mean in the dark. Yes, we have had the technology to look around in the dark for the past 30 years, but could we afford it, and could we do it in color? Let's start with a quick overview of the problems that face image production in the dark.

In the Dark

The first step i...

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