Specifications Model: LU-1W Magnification: x0.78 Groups/Elements: 3/3 Required Filter Ring Diameter: 62 mm (2.4") Outside Dimensions: ř107.8 x 42.8 mm (ř4.2" x 1.7") Weight: Approximately 360 g (12.7 oz) (Excluding lens caps) Focusing Distance: Approximately 1 cm (0.4") to ∞ (infinity) (with EX-F1) Accessories: Soft case, Lens caps (front, back)