M&G ARCN8260 Magnifying Glass has φ75 mm lens diameter. Clear convex for different use. Magnification: 2.5X. Constructed of ABS frame + Glass lens. Available in black colour. Product Dimensions: 3.34 x 7.48 Inches / φ 85 x 190 mm. φ75 mm lens diameter Magnifying Glass. Clear convex lens for different use Magnification: 2.5X. Available in black colour Constructed of ABS frame + Glass main lens Product Dimensions: 3.34 x 7.48 Inches / φ 85 x 190 mm