Glossary Terms
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File Transfer Protocol (FTP)
A standard network protocol, used to transfer files from from a server to a client or computer.
Learn More >Fixed Lens
A lens in the camera that has a permanently set focal length and cannot be adjusted by the user.
Learn More >Frame Rate
The frequency at which images (frames) in a video sequence is displayed. Frame rate is measured in Frames Per Second (FPS). 30 FPS or higher is real-time frame rate due the human...
Learn More >Frames Per Second (FPS)
The frequency (frame rate) at which consecutive images (frames) are displayed in a video. The term applies equally to film and video cameras, computer graphics, and motion capture systems.
Learn More >Further Troubleshooting
To assist with your search, try the following: When searching by model #, type only the first 3 characters (e.g., LHV, LNR, ECO, LH0, etc). Search using a singular keyword, rather...
Learn More >H.264
A video compression standard with increased compression over MPEG-4, and higher transfer speeds over a network. It is also known as MPEG-4 Advanced Video Coding (AVC), and is one of the most...
Learn More >High Dynamic Range (HDR)
High Dynamic Range (HDR) improves image clarity in high-contrast lighting, revealing details in extremely bright and dark areas of the image. For example, if your camera faces a doorway or window, the...
Learn More >Infrared (IR)
An invisible form of light with a wavelength between 750nm and 1mm (higher than that of visible light). The human eye cannot see infrared light, however, camera sensors can detect it. It...
Learn More >Infrared (IR) Cut Filter
An infrared (IR) cut filter blocks infrared light but allows colors visible to the naked eye to pass through. It is also known as an auto mechanical infrared cut filter. An IR...
Learn More >Infrared (IR) LEDs
Infrared LEDs are lights that emit infrared light. Infrared LEDs are installed in cameras with night vision mode to enable the camera to record in low-light conditions, including in total darkness (0...
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