• Closed Size: 2-5/16" Wide X 2-5/8" Long

• Lens Diameter: 1-3/4"

• Magnification: 2.5X

• Focal Length: 4"

• Optical-Quality (Ground And Polished) Clear Glass Lens

• Plastic Frame, Faux Leather Case To Protect Lens

• Ideal For Toolmakers, Jewelers, Instrument Makers And Other Craftsmen Needing Sharp Magnification Without Eyestrain

Warning this product can expose you to chemicals including Lead, which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.