WHAT IS SIRA? SIRA stands for Security Industry Regulatory Agency, which is the Dubai Government introduced as an independent agency in the Dubai Emirates. SIRA is a government authority that is wholly responsible for regulating the Security Industry in Dubai to make a Dubai safer and secure state. SIRA works on the values of safety, …
We are one of the leading SIRA approved companies in Dubai providing SIRA Certified Access Control and CCTV installation throughout UAE. SIRA (Security Industry Regulatory Agency) is a government body responsible for managing the security industry in Dubai, UAE. Dubai government created SIRA in 2016 to work as an independent agency. Before SIRA, the Department …
Hardware Compression: Both Capturing Video Signal and Compressing Video Signal are done by DSP chip set integrated on DVR/NVR Board. Software Compression: The DVR/NVR Board only capture video signal but doesn\’t compress it, it is the computer CPU and RAM to do this compression work. It\’s high cost of CPU and RAM resources. In this system the …
What\’s The Difference Between Hardware Compression And Software Compression? Read More »
OSD (On Screen Display) cameras have a menu system within the camera assembly that can be accessed in order to set functions such as Iris levels, AGC (Automatic Gain Control) on/off and most features of standard and advanced cameras.
This is due to the depth of field changing as the light conditions change and can be easily overcome by following set procedures.
This is achieved by following five simple steps: Set the physical focus of the lens to infinity (clockwise from the front). Aim the camera at the subject to be viewed. Release the camera back focus mechanism. Adjust the back focus to obtain the best possible picture. Secure the cameras back focus mechanism.
This is usually performed by a simple plug-in connection to the rear or side of the camera. However, you should always refer to the relevant camera handbook.
An Auto Iris lens is one that automatically adjusts its iris for changes in the scene lighting levels. The motor that opens and closes the iris is driven by an Amplifier that processes a small electronic signal changing with the light level. A Direct Drive \’DD\’ lens does not have this Amplifier and can only …
What Is the Difference Between Auto Iris and Direct Drive Lenses? Read More »
