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The M.Zuiko ED 150-400mm f/4.5 TC1.25X IS PRO is an extrodinarily high quslity super telephoto zoom lens. It is equipped with a built-in 1.25x teleconverter, covering an equivalent focal length of 300-1,000mm. On top of this, it boasts a superior 5-axis sync IS, producing the world’s strongest 8 shutter speed steps of compensation which will allow for up to 1000mm equivalent even if you are shooting handheld. This is a lens that is going to provide endless possibilities, and effortlessly cover everything from portraits and studio work to wildlife and landscape photography.

Ultra High Resolution

Fitted with 28 elements in 18 groups, the lens was built to produce nothing but the best. It additionally features a newly developed large-diameter EDA lens and four Super EDA lenses that work to minimise flares and colour bleeding across the zoom range. This in turn offers a higher resolution across the entire image, all the way to the edges. The lens is equipped with the Olympus original Z Coating Nano technology to provide the sharpest and clearest of images, even in less than ideal lighting situations.

World’s Strongest 5-Axis Sync

The lens supports 5-axis sync IS and with a 300mm equivalent, achieves the world’s strongest 8 shutter speed steps of image stabilisation, whioe at 1000mm equivalemt achieves up to 6 shutter steps of image stabilisation. This allows for extreme clarity in images, even you are shoting handheld, making it a perfect lens for sport, wildlife or music photography.

The lens is coated with high precision technology, which makes the focusing lenses lightweight which faster and more accurate focusing across the entire zoom range.

Compact, Lightweight and Weather-Resistant Design

Featuring a strong magnesium allow design on the lens barrel and a lightweight carbon fibre lens hood, this lens is as tough as they come. The strong and sturdy yet light and compact design of the lens makes it perfect for a vast range of environments and shoot types. On top of this, the lens boasts a dustproof, splashproof and freezeproof construction, allowing you to shoot in a range of harsh environments, or continue shooting when the weather takes a turn for the worst. Protected by a heat resistant coating along with a fluorine coating on the front element of the lens, you can be confident that this lens can handle a challenge.

Focal Length

150-400mm(with a built-in teleconverter: 187.5-500mm)

35mm Equivalemt Focal Length

300-800mm equivalent(with a built-in teleconverter: 375-1000mm

Lens Construction

28 elements in 18 groups (Built-in teleconverter: 7 elements in 4 groups)(1 EDA lens, 4 Super ED lenses, 2 ED lenses, 2 HR lenses, 1 HD lens)

Focusing System

High-speed Imager AF (MSC)

Angle of View

8.2 degrees -3.1 degrees (with a built-in teleconverter: 6.6 degrees -2.5 degrees)

Closest Focusing Distance

1.3m (with / without a built-in teleconverter, throughout the zoom range)

Splashproof Type / Dustproof

IEC Standard publication 60529 IPX1(applies when the lens is used with Olympus splashproof Body) / Dustproof construction

Max. Image Magnification

Wide:0.12x / Tele:0.29x (with a built-in teleconverter: Wide:0.15x / Tele:0.36x)

Minimum Field Size

Wide:139.5×104.8mm / Tele:60.7×45.6mm(with a built-in teleconverter: Wide:111.6×83.9mm / Tele:48.6×36.5mm)

Number of Blades

9 (circular aperture diaphragm)

Max. Aperture

F4.5 (with a built-in teleconverter: F5.6)

Min. Aperture

F22 (with a built-in teleconverter: F29)

Lens IS Mechanism


IS Performance

5-axis sync IS 8 steps - According to CIPA standards. When attached to OM-D E-M1X, with yaw and pitch applied to camera, half-press IS set to Off, and focal length set to 150mm._

5-axis sync IS 6 steps - According to CIPA standards. When attached to OM-D E-M1X, with yaw and pitch applied to camera, half-press IS set to Off, and focal length set to 400mm. (with a built-in teleconverter: 500mm)

Lens IS 4.5 steps - Focal length : 400mm (with a built-in teleconverter: 500mm)

Filter Size





1,875g (without Lens Cap, Lens Rear Cap and Lens Hood)

  • Olympus M.Zuiko Digital ED 150-400mm f/4.5 TC1.25X IS PRO
  • LH-115 Lens Hood
  • LC-115 Lens Cap
  • LR-2 Lens Rear Cap
  • CSS-P121 Lens Strap
  • LSC-1642 Lens Case
  • Instruction Manual
  • Olympus Warranty Card

Manufacturer Warranty

This product comes with a

24 month Australian warranty

from Olympus Australia

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* Dispatch timeframes are indications only and may vary for multiple quantities. Timeframes are updated regularly during normal business hours.