ISS is an integrator of both physical and electronic security systems in critical infrastructure facilities world-wide.ISS also provides services for Security, Risk and Vulnerability Assessments, System Maintenance, and Research and Development of new technologies and protocols for security systems and components.SS is an integrator of both physical and electronic security systems in critical infrastructure facilities world-wide.
Wiktionary (0.00 / 0 votes) Rate this definition: shutter speed (Noun). The duration of time for which the shutter of a camera remains open when exposing photographic film or other photosensitive material to light for the purpose of recording an image.
Shutter Speeds. A slow shutter speed refers to leaving the shutter open for a long period of timeâlike 1/30 of a second or longer. A fast shutter speed means that the shutter is open for a very short period of timeâlike 1/250 of a second or less. When to use Shutter Priority (Tv) mode When working with fast-moving subjects where you want to freeze the action ; much more on this in Chapter 5