First, there are built-in cameras, which are standard equipment on most laptops. Due to their small size and portability, their functions are relatively basic. Built-in cameras are mainly used for video calls and simple video recordings. However, due to space and hardware limitations, their imaging quality and resolution are often inferior to standalone external cameras.
Secondly, there are external cameras, which usually have higher imaging quality and more abundant functions. They can provide higher resolution and a wider viewing angle, making the image clearer and more vivid. Additionally, many external cameras support automatic focusing, optical image stabilization, and other functions to improve shooting performance. They are widely used in fields such as security monitoring and business presentations. Thirdly, there are professional cameras, which are usually used in scenarios that require high definition, high frame rates, and high color saturation, such as live streaming and film and television production. These cameras typically have high-resolution, large aperture, low noise, and other characteristics that can capture more details and color information. In addition, they may be equipped with special functions such as fisheye lenses and wide dynamic range to meet the needs of professional users. Finally, there are smart cameras, which are emerging types in recent years. They not only have the functions of traditional cameras but also have artificial intelligence technology. Smart cameras can achieve automatic focusing and tracking of shooting objects through face recognition and object tracking technologies. Additionally, some high-end smart cameras support voice recognition, gesture control, and other functions, providing users with a more convenient experience. In summary, different types of computer cameras have their own unique functions and applications. Users should choose the camera that best suits their needs based on their usage scenarios and budgets.