08-26-2022 02:44 PM - last edited on 08-27-2022 08:51 AM by Danny
Hi everyone, I own an old 300 mm 2.8 usm first generation, 1999 I guess.
I like to know if any big optical difference with the IS newer generation?
08-26-2022 02:50 PM
Canon EF 300mm f/2.8L IS USM Lens Image Quality (the-digital-picture.com)
05/13/2026: New firmware updates are available.
EOS R3 - Version 2.1.0
EOS R1 - Version 1.3.0
EOS R5 Mark II - Version 1.3.0
EOS R6 Mark II - Version 1.7.0
EOS R8 - Version 1.6.0
EOS R10 - Version 1.8.0
EOS R100 - Version 1.3.0
EOS R50V - Version 1.2.0
PowerShot V1 - Version 1.2.0
03/17/2026: New firmware updates are available.
EOS R7 - Version 1.8.0
EOS R50 - Version 1.5.0
SELPHY CP1500 - Version 1.0.7.0
PowerShot V10 - Version 1.5.0
01/20/2026: New firmware updates are available.
EOS C70 - Version 1.1.3.1
EOS C80 - Version 1.0.5.1
EOS C400 - Version 1.0.8.1
XF605 - Version 1.0.8.1
10/15/2025: New firmware updates are available.
Speedlite EL-5 - Version 1.2.0
Speedlite EL-1 - Version 1.1.0
Speedlite Transmitter ST-E10 - Version 1.2.0
