Acrylic Flat Convex Lens with 20-66mm Rim for Flashlight LED Focus Torch Accessories, Magnifying Lens(1PCx18mm)

OPTICAL ACRYLIC CONSTRUCTION - Made with PMMA (Optical Acrylic) material, this flat convex lens offers light transmission of up to 90% or more, ensuring bright and efficient light output for various LED applications. VERSATILE SIZE RANGE: Available in diameters from 20mm to 66mm (height 6mm or more), making it suitable for a wide variety of focusing projects with flashlights, torches and LEDs. Please measure your device before ordering. PRECISE EDGED DESIGN - The edged profile allows for secure mounting and easy integration into existing housings, ideal for DIY lantern modifications, stage lights, wall lights, projection lights and decorative landscape lights. STRONG LIGHT FOCUS: Designed to concentrate and direct light rays effectively, this convex lens improves the performance of small flashlights, desk lamps and other LED-based lighting fixtures. UNIQUE PACKAGE: Includes 1 piece of flat convex lens. Note: Manual measurement of the size may have a tolerance of up to 0.5mm. Compatible with most standard LED flashlight and flashlight accessories.