Sony FE 400mm F2.8 GM OSS (SEL400F28GM)

Sony FE 400mm F2.8 GM OSS (SEL400F28GM) firmware

Sony · FE 400mm F2.8 GM OSS (SEL400F28GM) · SEL400F28GM · Lens

Latest firmware for the Sony FE 400mm F2.8 GM OSS (SEL400F28GM) is v02 (May 19, 2026).

Specifications

FE 400mm F2.8 GM OSS (SEL400F28GM) specifications

Focal length
400mm
Maximum aperture
F2.8
Type
Prime Lens
Filter thread
40.5 mm
Elements / groups
23/17
Aperture blades
11
Closest focus
2.7 m
Maximum magnification
0.16×
Stabilisation
Yes
Autofocus
Yes
Mount
Sony FE
Weight
2895 g
Dimensions
359 × 158 mm

Changelog

FE 400mm F2.8 GM OSS (SEL400F28GM) firmware changelog

  1. v02 first tracked

Firmware history

  1. Version 02 Latest Released May 19, 2026 First seen Jul 4, 2026

    Release notes not published by vendor — see official page.

    Release notes & download

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