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.
Understanding the Shutter Speed. Traditionally, still camera shutter speeds are expressed in âsecondsâ, at fixed intervals. The difference between the shutter speed and amount of light is directly linear; which means, double the speed, double the light â or half the speed, half the light. Here are the standard shutter speeds youâll find on most professional cameras (in seconds):