Check the listing for details. Magnifying (Reading) Glass, 3" diameter, 6" Focal Length, 2.5X Magnification. Condition: New. Listed at 9.99 USD. Magnifying (Reading) Glass, 3" diameter, 6" Focal Length, 2.5X Magnification Eisco Labs Magnifying (Reading) Glass, Lab Quality, 3" diameter, 6"cm Focal Length, 2.5X Magnification Lab quality glass magnifier, appropriate for classroom and laboratory use. Lens is 3" (70mm) in diameter and has a focal length of 6" (15cm) with a magnification power of 2.5X. Also can come in handy at home. 2.5x magnification is great for reading or hobbies where a larger object size is necessary. The glass lens has a chrome plated metal frame and a bakelite handle. Shipped in frustration free cardboard packaging. Overall dimensions: 6.375" x 3" x 0.375". Product Details BrandEISCOManufacturerEISCOProduct TypeScience Classroom Optics KitsMpnPH0510G Lab quality magnifying glassGreat for use in classrooms, labs, or at home for hobby or reading use3" in diameter, 2.5X magnification Check out my other items. -Powered by