Canon RF 600mm F4 L IS USM Lens firmware update version 1.0.6 is available for download (Canon USA).
Firmware Version 1.0.6 incorporates the following fixes and enhancements:
Get the Canon RF 600mm F4 L IS USM Lens at B&H.
Camera Gear Review News Photo Tips & Stories ▸Archives
Canon News Announcements Firmware Updates Service Notices Digital Photo Pro
Sony News Announcements Firmware Updates
Sigma Tamron
Deals & Shopping News Photography Deals (No Deals) Canon Refurbished Canon Rebates Sony Rebates Tamron Rebates Sigma Rebates