Asixxsix Adjustable Focal Length Mini Microscope Pocket Magnifier Loupe with UV Light, for Counterfeit Currency Detection, Plastic Silver 1.4 * 0.9inch
Garneck 20PCS VR Lens Replacement Set 25mm Diameter 45mm Focal Length Biconvex Light-Blocking Lenses for 3D VR Glasses Headset Accessories Anti-Dizzy Optical Lenses
Sankuai 1 Piece Round Fresnel Lens 300mm, Large Solar Round Fresnel Lens, Diameter 300mm, Thickness 2mm, Focal Length 120mm
Donegan DA-10 OptiVisor Headband Magnifier, 3.5x Magnification, 4" Focal Length
