An optical trackball is a device used for navigating computer content. It has a fixed base, a ball with dots that are read by infrared sensors, and buttons for clicking. Optical trackballs offer more precise tracking than non-optical ones and are not affected by dust or dirt. They are also ergonomic and take up less […]
A trackball mouse allows users to manipulate a ball to move the cursor on the screen without moving the entire assembly, reducing arm and wrist movement. It offers greater accuracy and doesn’t require a mouse pad or smooth surface. Users should consider their needs before choosing a mouse. A trackball is a specific style of […]
