Description
Fresnel Lens Magnifier, Diameter 150mm (5.9''), Focal Length 140mm, Acrylic Lens (not Glass), for Physics Classroom Education, Solar Heating, Magnifiying. (Focal Length 140mm) industrial Their smooth surface makes them Read more Great Capacity uk B0FMNK2WJP industrial_UK_Aug2026 Size:3 inches x 30 feet Their smooth surface makes them ideal for all types of applications Manufacturing Technicians