Information About Webcams

A webcam is nothing but a video capture device connected to a computer often using a USB port or, if connected to a network, ethernet or Wi-Fi i.e. Wireless Fidelity.

As webcams capabilities have been added to instant messaging, text chat services such as yahoo Instant Messenger, AOL one-to-one live video communication over the Internet has now reached millions of mainstream PC users worldwide. Improved video quality of it has helped webcams encroach on traditional video conferencing systems. New features such as automatic lighting controls, real-time enhancements (retouching, wrinkle smoothing and vertical stretch etc.), automatic face tracking and other features like auto focus assist users by providing substantial ease-of-use, further increasing the popularity of webcams.

Webcams features and performance can vary by program, computer operating system and also by the computer's processor capacity. For example, 'high-quality video' is principally available to users of certain Logitech webcams if their computers have core 2 duo processors meeting certain specifications. Improved video quality of it has helped webcams encroach on traditional video conferencing systems. New features such as automatic lighting controls, real-time enhancements (retouching, wrinkle smoothing and vertical stretch etc.), automatic face tracking and other features like auto focus assist users by providing substantial ease-of-use, further increasing the popularity of webcams.

The most significant feature of Video calling support has been included in programs such as Yahoo Messenger, AOL Instant Messenger (AIM), Windows Live Messenger, Skype, iChat, Paltalk (now PaltalkScene), Ekiga, Stickam, Tokbox, Camfrog, Gmail etc. Improved video quality of it has helped webcams encroach on traditional video conferencing systems. New features such as automatic lighting controls, real-time enhancements (retouching, wrinkle smoothing and vertical stretch etc.), automatic face tracking and other features like auto focus assist users by providing substantial ease-of-use, further increasing the popularity of webcams.

Special software can use the video stream from a different webcam to assist or enhance a user's control of applications and games. Webcams mainly include a lens, an image sensor, and some support electronics. Various lenses are available for different webcams but the most common being a plastic lens that can be screwed in and out to set the camera's focus. Fixed focus lenses, which have no facility for adjustment, are also available in the market. Improved video quality of it has helped webcams encroach on traditional video conferencing systems. New features such as automatic lighting controls, real-time enhancements (retouching, wrinkle smoothing and vertical stretch etc.), automatic face tracking and other features like auto focus assist users by providing substantial ease-of-use, further increasing the popularity of webcams.