Type 42 (.t42)
The T42 file extension stands for Type 42 and is primarily used for PostScript fonts, which are TrueType fonts encapsulated in a PostScript wrapper. This format was developed by Adobe Systems to enable the use of TrueType fonts in PostScript environments, facilitating compatibility and high-quality font rendering in printing and digital media. Type 42 fonts are widely utilized in desktop publishing and graphic design due to their scalability and precision.