Canon RF 100-500mm F4.5-7.1 L IS USM

Canon RF 100-500mm F4.5-7.1 L IS USM firmware

Canon · RF 100-500mm F4.5-7.1 L IS USM · RF 100-500mm F4.5-7.1 L IS USM · Lens

Latest firmware for the Canon RF 100-500mm F4.5-7.1 L IS USM is v1.1.0 (October 1, 2021).

Specifications

RF 100-500mm F4.5-7.1 L IS USM specifications

Focal length
100-500mm
Maximum aperture
F4.5-7.1
Minimum aperture
F32
Type
Zoom Lens
Filter thread
77 mm
Elements / groups
20/14
Aperture blades
9
Closest focus
0.9 m
Maximum magnification
0.33×
Stabilisation
Yes
Autofocus
Yes
Mount
Canon RF
Weight
1365 g
Dimensions
207.6 × 93.8 mm

Changelog

RF 100-500mm F4.5-7.1 L IS USM firmware changelog

  1. v1.1.0 first tracked

Firmware history

  1. Version 1.1.0 Latest Released Oct 1, 2021 First seen Jul 10, 2026
    Show release notes

    Firmware Version 1.1.0 incorporates the following improvement:

    1. Improves performance of the image stabilization when using the electronic shutter of the EOS R3 camera during still image shooting. Firmware Version 1.1.0 is for len​ses with firmware versions up to Version 1.0.9. If the lens' firmware is already Version 1.1.0, it is not necessary to update the firmware. You can check the firmware version of the lens from the camera menu. Refer to the camera instruction manual for how to check the current firmware version. Preparations for the firmware update: In the folder you downloaded are the firmware ( RF029110.afu / file size: 2,883,636 bytes) and instructions on the firmware update procedures (a PDF file in five l​anguages: Japanese, English, French, Spanish, and Simplified Chinese). Before starting the firmware update operations, please be sure to check the procedure in accordance with the instruction.
    Release notes & download

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