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The Group of Video (GOV) length setting affects both the bandwidth and storage requirements of video streams. A longer GOV length, which specifies the interval between keyframes in a video stream, reduces the frequency of keyframes, thus lowering the bandwidth consumption. However, it can also increase the storage time on an SD card because fewer keyframes are stored over a given period, making the video stream more compression-efficient.

To address the blurring that's occurring with faster moving objects in the image, adjusting the exposure settings is the best option. Specifically, reducing the exposure time (shutter speed) will help in capturing clearer images of fast-moving objects by reducing motion blur. This adjustment allows the camera to capture less light per frame, effectively freezing the motion and reducing the blur associated with movement.

“PoE+ (IEEE 802.3at) provides up to 30 W of power per port, which is required for PoE+ devices such as PTZ cameras and certain outdoor models.”

— Axis PoE Guide

“A standard PoE+ device requires 30 W at the source.”

— Axis Communications Academy, Network Video Fundamentals, 2022

“When decommissioning an Axis device, always perform a factory restore to securely remove all configuration, user data, and stored information from the device.”

— Axis Decommissioning Guide

“A factory restore erases all user data and settings, returning the device to its original state, which is necessary before removing the device from service.”

— Axis Communications Academy, Network Video Fundamentals, 2022

In environments with rain or snow, an Axis bullet camera benefits from having a weather shield that tilts with the camera. This shield helps protect the camera's glass front from raindrops and snow, ensuring clear visibility and reducing the need for frequent cleaning. The design helps maintain optimal image quality in various weather conditions.

Lightfinder is a technology developed by Axis that allows cameras to maintain color images even in very low light conditions. In dark scenes, Lightfinder automatically adjusts the exposure when an object approaches, enhancing visibility and detail. This feature is particularly useful for capturing clear images in challenging lighting environments without requiring additional lighting. References: Axis Communications product specifications and technical descriptions of Lightfinder technology.

ACAP (Axis Camera Application Platform) analytics run directly on the device. This means that the processing and analysis of data occur on the camera itself, rather than on a separate server or in the cloud. Running analytics on the device reduces the need for additional hardware and network bandwidth, and it allows for faster decision-making and real-time alerts. This information is confirmed by Axis Communications' documentation on ACAP.

The main benefit of using Power over Ethernet (PoE) is cost reduction in installation. PoE allows network cables to carry both data and power, eliminating the need for separate power lines and reducing the amount of cabling required. This simplifies installation, reduces material costs, and allows greater flexibility in camera placement. Axis Communications notes that PoE significantly cuts down on installation expenses by streamlining the infrastructure needed for network devices.

OptimizedIR technology in Axis cameras adjusts the IR illumination to match the camera's field of view. This ensures that the IR light is evenly distributed across the scene, reducing the risk of overexposure and enhancing image quality. Furthermore, this alignment helps to maintain image clarity and detail by preventing hot spots and ensuring a balanced exposure across the entire frame. According to Axis documentation, these benefits help improve the effectiveness of night-time surveillance and reduce the need for additional external IR illuminators.

"Bandwidth is defined as the maximum rate of data transfer for a given network path, typically measured in bits per second (bps)."

— Axis Communications Academy, Network Video Fundamentals, 2022

"Bandwidth refers to the network’s capacity to carry data, not the amount of data produced or stored."

— Axis Web Article: Understanding Bandwidth