PATIKIL 20 Pack Biconvex Lens, 50mm Dia. 180mm Focal Length Spherical Optical Lenses Magnifier Paperweight Acrylic Double Convex for DIY Office Desk Home Science Experiment Telescope

Suitable for reading small text in newspapers, books, menus, or labels, these Biconvex Lenses serve as versatile tools for science experiments, DIY telescope projects, or office tasks. These biconvex lenses enhance reading small text (menus, labels, books) and serve as magnifiers for jewelry, fabrics, or detailed inspections. Their clear acrylic design enhances detailed observation in education, home decor, or professional settings.Specification:Color: Clear;Material: Acrylic;Focal Length: 180mm / 7.09 inch;Outer Diameter: 50mm / 0.81 inch;Height: 5.5mm / 0.22 inch;Magnification: 3;Packing List: 20 x Biconvex LensAdvantage:Crafted from optical-grade acrylic with high transparency and durability, ensuring scratch resistance and long-term use. The double-convex design offers superior magnification, focusing light effectively for brighter text clarity. The bi-convex curvature provides adjustable light angles and uniform light transmission, perfect for focusing LED spots or projecting images. Features ground edges for safety and polished surfaces for uniform light transmission.Instruction:Place the lens directly over small text or objects to magnify details. Adjust the distance between the lens and the target to achieve optimal focus. The compact round shape fits desks, purses, or toolkits.NOTE:Clean with a soft cloth to maintain transparency.

• Specification: Color: Clear; Material: Acrylic; Focal Length: 180mm / 7.09 inch; Outer Diameter: 50mm / 0.81 inch; Height: 5.5mm / 0.22 inch; Magnification: 3; Packing List: 20 x Biconvex Lens
• Advantage: Crafted from optical-grade acrylic with high transparency and durability, ensuring scratch resistance and long-term use. The double-convex design offers superior magnification, focusing light effectively for brighter text clarity. The bi-convex curvature provides adjustable light angles and uniform light transmission, perfect for focusing LED spots or projecting images. Features ground edges for safety and polished surfaces for uniform light transmission.
• Application: Suitable for reading small text in newspapers, books, menus, or labels, these Biconvex Lenses serve as versatile tools for science experiments, DIY telescope projects, or office tasks. These biconvex lenses enhance reading small text (menus, labels, books) and serve as magnifiers for jewelry, fabrics, or detailed inspections. Their clear acrylic design enhances detailed observation in education, home decor, or professional settings.
• Instruction: Place the lens directly over small text or objects to magnify details. Adjust the distance between the lens and the target to achieve optimal focus. The compact round shape fits desks, purses, or toolkits.
• NOTE: Clean with a soft cloth to maintain transparency.