Olympus Zuiko 150mm f/2.0 E-ED Digital Telephoto Lens for the E Digital SLR System

A high-performance telephoto lens that boasts high image quality and carrying ease. Extremely portable and designed specifically for digital photography like all of its Zuiko Digital counterparts this lens features a large maximum aperture of f2.0 (perfect for low light situations as well) and both ED and Super ED glass lens elements for outstanding sharpness and color.
Specifications
Construction 11 Elements in 9 Groups, including ED/Super ED Lens Elements
Angle of view 8.2°
F stop range Maximum Aperture: f2.0 - Minimum Aperture: f22
Closest Focusing Distance 4.6 ft. (1.45M)
Maximum Magnification 0.13x
Filter Size 82mm
Dimensions (Length x Diameter) 4" D x 6" L (100mm x 150mm)
Weight 3.39 lbs. (1.55.3kg)
Notes Compatibility: Teleconverter EC-14: Yes (A composite F stop of f2.8 or more)
Extension Tube EX-25: YES (Mag. 0.31x, Closest Focusing Dist. 2.6ft. (0.79m), Min. Field size 41x55mm