Lens Construction: 18 elements in 14 groupsNo. of Diaphragm Blades: 8(Circular Aperture)Minimum Aperture: F/32Closest Focusing Distance(m): 6mMaximum Magnification(x): 0.14xFilter Diameter(mm): 52mm drop-inMax. Length x Diameter(mm): 461 x 163mmWeight(g): 4500g
