Horizontal Scan Line-3 Symbol

A symbol from the Line Symbols collection. Click the symbol or the button below to copy.

Line Symbols collection

Symbol: ⎻
Unicode: U+23BB
HTML entity: ⎻
Category: Line Symbols

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6 of 62 in the line symbols collection

About the horizontal scan line-3 symbol

The symbol is read as "Horizontal Scan Line-3" and belongs to the set of scan-line characters used in technical diagrams and schematics. It represents a specific segment of a raster or scanning pattern, often appearing in legacy computer graphics or display hardware documentation to denote a particular horizontal line in a scanning sequence.

In practice, this character is seldom encountered outside specialized contexts such as technical manuals, circuit diagrams, or older computing standards. It may also appear in plain-text representations of graphical layouts where precise line positioning is needed. Unlike emoji or common punctuation, it serves a niche role in conveying structured visual information in monospaced text environments.

How to type Horizontal Scan Line-3

Native keyboard shortcuts for each operating system — derived from the codepoint, so the steps below are always accurate.

Windows

2 options

In Word / Outlook: type 23BB then press Alt + X.
Anywhere: press Win + . to open the emoji & symbol picker, then search.

macOS

2 options

Enable “Unicode Hex Input” in System Settings → Keyboard, then hold Option and type 23BB.
Or: Control + Command + Space opens the Character Viewer — search by name.