PRETYZOOM 5Pcs Convex Optical Lens for Projectors Cameras Focus Beam Concentration for Experiment Learning Aid Physics Applications

PRETYZOOM 5Pcs Convex Optical Lens for Projectors Cameras Focus Beam Concentration for Experiment Learning Aid Physics Applications

• Multi-functional: this magnifying convex lens suitable for flashlights, projectors, cameras, and other devices, with a of applications,lens for magnifier,equipment lens
• Optical lens:this equipment lens is crafted with sturdy for great optical performance and durability,lenses physics for laboratory
• Magnifier accessory:made of sturdy material, it has excellent optical performance and durability,physics optical lens
• Magnifying convex lens:allows you to adjust the focus out to meet your specific lighting needs,experiment learning aid
• Beam concentration: the optical lens can concentrate the light in a small area, providing a stronger illumination effect,magnifying glass lens,magnifying tool