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Sony FE 100-400mm F4.5-5.6 GM OSS Full-Frame Telephoto Zoom G Master Lens with Optical SteadyShot

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Key Features
- Super-telephoto range: 100400 mm coverage for wildlife and sports.
- Optical SteadyShot (OSS): Built-in stabilization for handheld long-reach shots.
- Premium optics: Super ED + 2 ED elements, Nano AR and fluorine coatings.
- Fast, quiet AF: Double linear motors with DDSSM for tracking and video.
- Close focusing: 0.98 m minimum focus distance, 0.35 magnification.
- Teleconverter-ready: Compatible with 1.4 and 2.0 teleconverters.
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Sony FE 100-400mm F4.5-5.6 GM OSS Full-Frame Telephoto Zoom G Master Lens with Optical SteadyShot Overview
Description
The Sony FE 100-400mm f/4.5–5.6 GM OSS (SEL100400GM) is a G Master telephoto zoom engineered for wildlife, sports, and distant-action photography. It delivers a 100–400 mm range on full-frame bodies, with optical stabilization and G Master optics for high resolving power across the frame.
Compact for its class, this lens balances reach and portability, includes dust and moisture-resistant construction, a removable rotating tripod collar, and official support for Sony 1.4× and 2.0× teleconverters to extend reach up to approximately 560 mm and 800 mm on full-frame bodies.
The SEL100400GM delivers professional image quality in a relatively compact super-telephoto zoom, pairing G Master optics with built-in OSS and a fast, quiet autofocus system to capture distant action with clarity and consistency, on both full-frame and APS-C Sony E-mount bodies.
Problem
Photographers needing long reach often face heavy, bulky lenses or compromised AF/stabilization. The Sony FE 100-400mm GM addresses these pain points by offering strong reach, reliable AF, and effective stabilization in a more portable package.
- I need reach without carrying oversized primes.
- I want dependable autofocus on fast-moving subjects.
- I need stabilization for handheld telephoto work.
Solution
The SEL100400GM solves long-reach imaging challenges by combining a versatile zoom range with premium optical control, built-in OSS, and a hybrid AF drive. It lets photographers capture distant subjects with high fidelity while keeping a manageable kit weight and strong handling options for handheld and tripod work.
Benefits
- Reach with flexibility: 100–400 mm plus teleconverter support gives extended framing options.
- Sharpness and control: G Master optics minimize chromatic aberration and maintain edge-to-edge detail.
- Handheld usability: OSS and balanced ergonomics let you shoot longer telephoto handheld sequences.
- Reliable AF: Fast, quiet system improves subject acquisition and tracking for action photography.
Applications
- Wildlife photography — birds, mammals, distant subjects.
- Outdoor sports — field events, motorsports, action at a distance.
- Documentary and travel — compressed, distant detail without heavy prime kits.
Why Choose
- G Master optical quality in a relatively compact super-telephoto zoom, with factory teleconverter support and professional sealing.
Specifications
| Model Name / Number | Sony FE 100-400mm f/4.55.6 GM OSS (SEL100400GM) |
| Lens Type | Super-telephoto zoom |
| Intended Use | Photography, Video |
| Weather Sealing | Dust and moisture resistant |
| Dimensions (Diameter Length) | ~ 94 mm 205 mm |
| Weight | 1395 g (without tripod mount) |
| Mount Type | Sony E-mount |
| Compatible Sensor Size | Full-frame, also compatible with APS-C |
| Coverage | 35 mm full-frame (APS-C 35 mm equivalent 150600 mm) |
| Focal Length (Zoom Range) | 100400 mm |
| Maximum Aperture | f/4.55.6 |
| Minimum Aperture | f/3240 |
| Aperture Blades | 9, rounded |
| Optical Construction (Elements / Groups) | 22 elements in 16 groups |
| Special Elements | 1 Super ED element, 2 ED elements |
| Coatings | Nano AR coating, fluorine coating on front element |
| Focus Type | Autofocus, internal focus |
| Autofocus Motor Type | Double linear motors + Direct Drive SSM (DDSSM) |
| Minimum Focus Distance | 0.98 m / 3.22 ft |
| Maximum Magnification Ratio | 0.35 |
| Internal Focusing | Yes |
| Image Stabilization | Optical SteadyShot (OSS) |
| Filter Thread Size | 77 mm |
| Tripod Collar | Removable, rotating tripod collar included |
| Teleconverter Support | Compatible with Sony FE 1.4 (SEL14TC) and 2.0 (SEL20TC) |
| Compatible Lens Hood Model | ALC-SH151 |
| Brand | Sony |
| Manufacturer SKU | SEL100400GM |
| UPC | 27242923034 |
What’s included
- 1- FE 100-400mm F4.5-5.6 GM OSS Full-Frame Telephoto Zoom G Master Lens
- 1- ALC-SH151 Lens Hood
- 1- ALC-F77S 77mm Front Lens Cap
- 1- ALC-R1EM Rear Lens Cap
- 1- Tripod Mount
- 1- Lens Case
Compatibility
| FREEFLY Ember S5K | Sony BURANO | Sony ILX-LR1 | Sony NEX-VG30 | Sony PXW-FS7M2 |
| Kinefinity MAVO LF MKII | Sony BURANO CineAlta Digital Cinema Camera | Sony NEX-EA50M | Sony NEX-VG900 | Sony PXW-FX9 |
| Kinefinity MAVO S35 MKII | Sony FX3 | Sony NEX-EA50UH | Sony PXW-FS5 | Sony VENICE 6K Digital Motion Picture Camera |
| Sony FX30 | Sony NEX-FS700R | Sony PXW-FS5M2 | Sony FX6 | Sony NEX-FS700U |
| Sony PXW-FS7 |
FAQ
Is the Sony 100-400 GM weather-sealed?
Yes, the lens has dust and moisture-resistant construction for reliable use outdoors.
Does this lens support Sony teleconverters?
Yes, it is compatible with Sony FE 1.4 (SEL14TC) and 2.0 (SEL20TC) teleconverters.
What is the minimum focus distance?
The minimum focus distance is 0.98 m (3.22 ft), with a maximum magnification of 0.35.
What filter size does it use?
The front filter thread is 77 mm.
Does the lens have image stabilization?
Yes, it features built-in Optical SteadyShot (OSS) stabilization.
How many aperture blades does this lens have?
It uses a rounded 9-blade diaphragm for smooth bokeh.
Is the lens suitable for handheld wildlife shooting?
Yes, the combination of relatively compact design, OSS, and balanced handling makes it practical for handheld telephoto work.
Will autofocus work with teleconverters?
Factory teleconverters (SEL14TC, SEL20TC) maintain electronic communication and AF operation, though AF performance can vary depending on body and light conditions.
What hood model is included?
The lens ships with the ALC-SH151 hood.
What bodies are recommended to use with this lens?
Full-frame Sony E-mount bodies (a7/a9/a1 series) are recommended to exploit the lens's resolving power; APS-C bodies are also supported with a 35 mm equivalent range of ~150600 mm.

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