High-quality Golden Mean calipers with a curved design for precise measurements. This instrument helps you work with accuracy where proportion matters. Key features and benefits - Measures the golden mean, also known as the golden ratio, 1:1.618. - Curved calipers designed for precise, repeatable measurements. - Designed by Golden Mean and suitable for a range of disciplines and professionals. - Compatible with biology and art students, makeup artists, designers, artists, dentists, and architects. - Popular for eyebrow measurements and shaping in permanent makeup and beauty practices, including microblading. What makes it stand out - Proportional accuracy: integrates the golden ratio into everyday measurement tasks. - Portable and convenient: easy to carry in a cosmetic bag or purse. - Broad applicability: useful in academic, design, and cosmetic contexts. Use scenarios - Academic and design work: biology or art students and designers use the golden ratio to guide proportions in projects, layouts, or study models. - Beauty and cosmetic applications: professionals in permanent makeup, microblading, and other beauty practices measure and map eyebrow dimensions to achieve balanced results. - Professional architecture and drafting: architects and related professionals use the curved calipers to verify proportional relationships in concept sketches and layouts. In short, the Golden Mean eyebrow ruler with golden ratio provides precise, portable measurement tools for academic, design, and beauty applications, backed by a trusted brand.