Enhance your optical experiments and DIY projects with this high-quality Double Convex Lens, crafted from premium K9 optical glass for exceptional clarity and superior optical performance. Designed to deliver precise magnification and excellent light transmission, this lens is an ideal choice for physical optics experiments and magnifying applications. Key Features: · Premium K9 Optical Glass: Made from high-grade K9 glass, ensuring crystal-clear transparency and excellent durability for long-lasting use. · Double-Sided Anti-Reflection Coating: Both sides of the lens are coated with an anti-reflective film to minimize glare and improve light transmission, enhancing image clarity. · 2.5X Magnification: Provides a 2.5 times magnifying factor, perfect for DIY magnifying lens projects and detailed optical work. · Precise Optical Specifications: Features a diameter of 30mm (1.2 inches), focal length of 100mm (3.9 inches), center thickness of 5mm, and edge thickness of 2.8mm, with a radius of curvature (R) of 15mm for accurate focusing. · Versatile Application: Ideal for physical optics experiments, educational purposes, and various scientific and hobbyist optical projects. Specifications: · Material: K9 Optical Glass · Diameter: 30mm / 1.2in · Focal Length: 100mm / 3.9in · Center Thickness: 5mm · Edge Thickness: 2.8mm · Radius of Curvature (R): 15mm · Magnification: 2.5X · Coating: Double-sided anti-reflective film Package Includes: · 1 x Double Convex Lens This Double Convex Lens combines precision engineering with high-quality materials to deliver outstanding optical performance, making it an essential tool for students, educators, and optical enthusiasts seeking reliable and clear magnification for their experiments and projects.