Lens Construction: 14 Elements in 10 Groups
Angle of View: 27.9-7.1
Number of Diaphragm Blades: 8
Mininum Aperture: f22
Minimum Focusing Distance: 110 cm / 43.3 in
Filter Size (mm): 55
Maximum Magnifications: 1:4.5
Dimensions (Diameter x Length): 74.4x102.2 mm/2.9x4.0 in
Weight: 420g / 14.8oz.