However adjustable cams and are useful for primarily two reasons: 1.
If you want Auto Focus, choose a hardware-based autofocus model with fluid, smooth focusing.
Some older autofocus cams only did so under Windows software control.
Webcams can be broken down into tiers: Luxury HD Webcams like the Logitech C930e or Conference Cam Connect for those who want the best.
Popular Mid-Range models for the best of both worlds.
Look for good low-light sensitivity to give great image quality for both day AND night lighting conditions.
Cams that refer to Auto Exposure and Auto White-Balance indicate a webcam that can adapt to changes in lighting.
The same problem occurs with some webcams that may have a still-picture snapshot function or button to trigger movie recording.
Simply touching the camera to enable it knocks it out of alignment - and focus.
Above are premium wide-angle UVC compatible group videoconferencing solutions for cross-platform environments.
Of note: Logitech's BCC950 and C3000e offer mechanical PTZ - Pan, Tilt and Zoom functions via remote - as well as integrated microphones and speakerphone capabilities.
USB Video Class - Universal USB webcams are now the de-facto camera standard, the SMART choice for getting online and connected to pals, family and friends with the least amount of hassle and cross-platform compatibility.