Fisheye

Known as the Fisheye, this geometric shape consists of a small solid circle nested precisely within a larger open ring. It is categorized among other symbols in the geometric shapes block and is part of the common script. While primarily a visual mark, it is often read as fisheye or bullseye depending on the layout. Its symmetrical design provides a clear focal point, distinct from a standard bullet point or a simple hollow circle.

In modern typography and signage, this symbol frequently identifies specific locations on maps or indicates a radio button that has been selected in a digital interface. It also appears in technical diagrams and mathematical notation to represent particular operations or set relationships. Additionally, users often employ the mark in lists or social media posts as a stylized bullet to draw attention to important items or to denote status in gaming environments.