Double Clip-On Eye Loopy 7.5x and 7.5x power. Very nice and can be combined to make 15x power. Clips directly to glasses. Each lens is 20mm and large enough for optimal viewing. 7.5x + 7.5x = 15x total power.
They sell well in many places: online stores, jewelry stores, rock and coin shops, leisure markets, dealer shows, hobby and craft stores, internet auctions.
• Double Lens
• Magnification: 7.5x, 7.5x
• Can Combine Lenses to Increase Strength
• Lens Diameter: 24mm
• Glass Lens
• Aluminum Body
• Adjustable Length
• Pivoting Loupe
• Clip on Any Kind of Template Sideways
• Easy to Flip Away When Not in Use
• Packing: Carded or Boxed