The Olympus M.Zuiko Digital ED 300mm f/4.0 PRO Lens (Black) is a compact, lightweight 300mm super telephoto lens that can work with handheld photography. It has a powerful 6-step compensation synchronized in-lens and in-body I.S. The closest focusing distance is 1.4m, and the maximum image magnification of 0.48x (35mm equiv.) telemacro photography. It has a splash, dust and freezeproof design. Use the Lfn button to switch between the manual focus clutch and automatic shooting. The Body Image Stabilization & Lens Image Stabization work together to reduce blur. It has 3 Super ED Lenses suppress color bleeding and chromatic aberrations, and thin GKL lenses for fast autofocus. ZERO & Nano Coating Z reduce ghosting and flares. The AF speed of 300 ms or less with OM-D E-M1, and the OM-D Silent Shutter and 300mm f4.0 PRO Lens allows for discreet telephoto shooting. This lens is a great solution for sports, nature photography, and any kind of long distance handheld shooting. 

World’s Most Powerful 5-Axis Sync Image Stabilization
World’s Most Powerful 6-step in-lens Image Stabilization. It allows for hand-held shooting at 600mm equivalent is possible thanks to the combination of body IS and 5-axis Sync In-Lens Image Stabilization. This feature is useful to reduce blur when using the lens for handheld shooting, especially when shooting from a moving platform like a car or a boat.

World’s Most Compact, Lightweight, Weathersealed Super Telephoto Lens
This lens is a ¼ the size and weight of DSLR 600 mm equivalents. It is hermetically sealed in 11 places for powerful protection from dust and water for powerful performance in the most demanding environments. The light weight and durability make this an excellent lens for travelling.

The highest Resolution in Olympus Imaging History
The Super ED (Extra-Low Dispersion) lenses remove peripheral chromatic aberration and color bleeding. This means it has a higher image quality than even the world-renowned Four Thirds Zuiko Digital ED 300mm f2.8 lens at f4.0. c. The lens coating technology suppresses reflected light to minimize ghosts and flares for extremely sharp images. The fast, precise Autofocus helps to quickly aquire a small fast moving object for a distance, making it great for sports photography. 

Close Focusing Distance
MFD of 1.4m (from end of camera; 1.15m from end of lens). The maximum image magnification is 0.48 (35mm equivalent). Maximum Image Magnification with the MC-14 Teleconverter: 0.67x (35mm equivalent). Free-angle shooting allows for new degree of control over composition. This is really the only lens on the market for insect photographers thanks to MFD, Sync IS, super fast AF. Great for all kinds of macro photography.

Design
Focus Limiter and Focus Ring for quick change between Manual Focus and AutoFocus. Especially useful for zone focusing (set the focus distance in manual. Shoot in Auto as you wait for your perfect shot. Quick switch to manual with your FD pre-set. The L-Fn has 27 different assignable functions including focus lock. You can turn the Image Stabilization On/Off

Get closer with the MC-14 Optical Teleconverter
Combine the M.zuiko Digital ED 300mm f4.0 PRO lens and the 1.4x EC-14 Teleconverter for a maximum Micro Four Thirds focal length of 840mm (35mm equivalent). The Maximum Image Magnification is 0.67x (35mm equiv). The weather sealing is maintained

• Focal Length - 300mm
  • 35mm Equivalent Focal Length - 600mm

• Lens Construction    
  • 17 Elements in 10 Groups
  • (3 Super ED lenses, 3 HR lenses,1 E-HR lens)
• Dust & Drip Proof - Yes
• Focusing System - High-speed Imager AF (MSC) 
• Angle of View - 4.1 Degree
• Closest Focusing Distance - 1.4m
• Maximum Image Magnification    
  • 0.24x (+MC-14 0.34x)
  • 35mm Equivalent Max. Image Magnification - 0.48x (+MC-14 0.67x)
• Minimum Field Size - 72.1 × 54.2 mm (+MC-14  50.9 × 38.2 mm )
• Number of Blades - 9 (Circular Aperture Diaphragm)
• Maximum Aperture - f/4
• Minimum Aperture - f/22
• Lens IS Mechanism - VCM
• IS Performance    
  • 5-axis Sync IS - 6 Steps*
  • As of December 2015. CIPA guideline compliant, when correction is carried out on two axes (yaw and pitch). When halfway release image stabilization is off.
  • Lens IS - 4 Steps
• Filter Size - Diameter 77mm
• Lens hood - Screw-on type 
• Dimensions
  • (hood use position), ?92.5 × 280mm
  • (hood shorten position),?92.5 × 227mm"
• Weight - 1270g (tripod not included) /1475g (tripod included)

• Olympus M.Zuiko Digital ED 300mm f/4 IS PRO Lens
• LC-77B Front Lens Cap
• 260056 LR-2 Rear Lens Cap For E-P1 Lenses
• DR-79 Decoration Ring
• Tripod Mount
• LSC-1127 Lens Case
• Brand New Factory Fresh Import Model