2006-03-29 Night vision Equipment by ATN in Moscow
Night Vision Equipment by ATN in Moscow now. Read more
2005-09-01 Extreme CCTV Earns $0.02 Per Share in Second Quarter
VANCOUVER, BRITISH COLUMBIA--(CCNMatthews - May 16, 2005) - Extreme CCTV Inc. (TSX:EXC - News), the security industry’s leading supplier of active infrared night vision surveillance equipment, today reported its fiscal 2005 financial ... Read more
2005-08-31 Pakistan Goes AirMobile in the Dark http://www.strategypage.com/
May 3, 2005: In the last year, Pakistan has received over 70 UH-1 transport helicopters from the United States, as well over a hundred of night vision goggles (NVGs). Pakistan has always had a dozen or so UH-1s, and is thus familiar ... Read more
Field of usage of Night Vision Monocular
A Night Vision Scope can be used for many more things than for just hunting or by the military. They are used for security surveillance, for wildlife observation, for boating, for camping and hiking. They are becoming popular in many interest fields.
Passive Starlight Monoculars
This type of Night Vision Monocular use an abnormally large objective lens. It is the most inexpensive and simpliest form of night vision devices, sometimes referred to as starlight or passive night vision scope. The more expensive versions use one which is also coated in multiple layers of a special chemical which allows them to transmit up to 95% of the light back towards the viewer. Some passive starlight scopes are now have infra red projectors which illuminate the target with an almost invisible light source, which catches the reflected infra red light, and allows the viewer to "see" in the dark. These are good for a cheap and effective viewing wildlife at night.
Active Starlight Monoculars
Active starlight scopes work on the principle that there is some light available, and they magnify it such that the image is clearer than if it were viewed with the naked eye.
Active Infra Red Monoculars
The basic premise of an active infra red night vision scope is that it intensifies available infra red light which is out of the human viewing range, but which is exuded by almost everything that surrounds us at night. The key operating principle is that the device needs to take this light and convert it, as easily as possible into something visible. Operation is similar to a regular active scope, but the infra red night vision device is able to pick up streams of infra red wavelength photons, rather than regular light, and convert them into a phosphor image. The additional technology required makes them more expensive, but they do offer the ability to be able to see in absolute darkness.
