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.
âShutter Priorityâ is the reverse mode in which you set the shutter speed and the f-stop is set automatically. So, lens speed refers to the maximum apertureâor f-stopâto which your camera lens can open up, and the âfasterâ the f-stop, the easier it is to shoot under low light and freeze fast-moving subjects.