Pre Order: Sony FE 400mm F4.5 GM OSS

SKU: SEL400F45GM

Product Highlights

  • G Master quality in a lightweight compact, easy-handling 400 mm prime
  • An ideal blend of stunning G Master resolution and exquisite bokeh
  • XD Linear Motors contribute to fast, precise, quiet AF and tracking
  • Professional control in a remarkably compact, lightweight lens
  • Dust and moisture resistant for high reliability in challenging conditions
$3,749.00 (inc GST)
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Discover FE 400mm F4.5 GM OSS

A mobile G MasterTM 400 mm prime you can shoot handheld

G Master image quality and advanced AF combine in a 400 mm prime lens that redefines super-telephoto prime potential. With a compact E-mount body you have a perfectly balanced, mobile system that can capture sharp details when shooting wildlife, sports, trainspotting, and more with unprecedented ease, even when handheld. Explore a new world of super-telephoto freedom.

The compact, lightweight, easy super-telephoto prime

This high-performance 400 mm F4.5 super-telephoto prime lens is the world’s lightest11 at just 994 g (35.1 oz., minus tripod foot). An extraordinary combination of G Master optics and the latest mechanical design achieves remarkably low weight, smooth handling, and minimum fatigue while delivering outstanding image quality when shooting handheld. Overall length is just 242 mm (9-1/2 in.) for outstanding mobility.

Superb G Master sharpness for breathtaking detail

Super ED (Extra-low Dispersion) and ED glass elements in an advanced optical design minimise aberration for high resolution that befits the G Master brand. Sony’s original Nano AR Coating II effectively suppresses flare and ghosting for superior clarity and contrast in backlit conditions. An 11-blade circular aperture and individually optimised spherical aberration contribute to smooth, creamy G Master bokeh.

AF that reliably captures challenging subjects

Two of Sony's high-thrust XD (extreme dynamic) Linear Motors work with an advanced algorithm to bring out the full AF speed and precision potential of the latest camera bodies. Focus and subject tracking are fast, precise, and quiet. Erratic wildlife movement and sports action are reliably tracked and captured, even when shooting 120 fps bursts12 with the α9 III body, for example.

Enhanced shooting freedom and control

Optical image stabilisation with selectable modes delivers sharp images when shooting handheld. The lens and a compatible body can work in concert for even more effective stabilisation13. Four focus hold buttons and a function ring14 can be customised as needed, while Full Time DMF and Focus Range Limit switches offer flexible focus control. Focal length can be extended to 800 mm with an optional teleconverter15.

Reliable in challenging outdoor conditions

A dust and moisture resistant design16 ensures high reliability in outdoor conditions where light rain and airborne dust might otherwise be a problem. The front lens element features a fluorine coating that prevents contaminants from sticking to the lens surface while making it easier to clean.

Lens Configuration

G Master series lenses take imaging and expression to previously unattainable levels with a stunning blend of extremely high resolution and softly dissolving background bokeh

[1] Super ED (Extra-low Dispersion) Glass [2] ED (Extra-low Dispersion) Glass

MTF Chart

MTF (Modulation Transfer Function) describes how well a lens can reproduce fine details, measured as the degree of contrast achieved between finely spaced lines.

[1] Contrast (%) [2] Distance from optical center of lens (mm) [3] Max. aperture [4] F8 aperture [5] Spatial frequency [6] 10 line pairs / mm [7] 30 line pairs / mm [8] Radial values [9] Tangential values

Advantages of Sony’s lenses for video shooting

Learn the four unique advantages of using Sony's E-mount lens for video shooting. The combination of Sony's lenses and cameras will enhance your video creation experience.

11 As of the Sep. 2026 product announcement. Sony survey of full-frame super-telephoto lenses with a maximum aperture of F4.5 or faster that include 400 mm focal length.
12 Sony tests. Maximum continuous shooting speed may be lower in some conditions.
13 Refer to Sony’s support site for compatible camera body info: https://www.sony.net/dics/fnc1002/
14 Functions that can be assigned to the Function Ring will depend on the camera used. Refer to the corresponding camera Help Guide for details. Some functions may not be available with some cameras; in such cases Power Focus is assigned by default.
15 SEL14TC and SEL20TC teleconverters supported.
16 Not guaranteed to be 100% dust and moisture proof.

What's in the box?

  • 1 x Sony FE 400mm F4.5 GM OSS
  • 1 x Lens Hood (ALC-SH189)
  • 1 x Lens Front Cap (ALC-F95S)
  • 1 x Lens Rear Cap (ALC-R1EM)
  • 1 x Soft Case
  • 1 x Lens Strap
  • 1 x Case Strap
  • 1 x Tripod Mount
  • Mount
  • Sony E-Mount

  • Format
  • 35mm Full Frame
  • Focal Length (mm)
  • 400
  • Focal Length (35mm) (APS-C)
  • 600
  • Lens Groups / Elements
  • 16-22
  • Angle of View (35mm)
  • 6° 10'
  • Angle of View (APS-C)
  • 4° 10'11

  • Maximum Aperture
  • 4.5
  • Minimum Aperture
  • 32
  • Aperture Blades
  • 11
  • Circular Aperture
  • Yes
  • Minimum Focus Distance
  • 2.5m (8.21 ft)
  • Maximum Magnification Ratio
  • 0.18x
  • Filter Diameter
  • 95mm
  • Image Stabilization
  • Optical SteadyShot™
  • Teleconverter Compatibility
  • SEL14TC (1.4x) / SEL20TC (2.0x)
  • Lens Hood
  • Round shape, bayonet type
  • Size & Weight
  • Dimensions (D x L)
    108 x 242 mm (4-1/4 x 9-1/2 in.)

    Weight
    994 g (35.1 oz.)

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