EF & RF Lenses
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S/N by Production Year, 1950s - 1960s Vintage lens

I purchased a Canon 50mm f/1.8 F 1.8 Leica Screw Mount LTM L39 to go onto my old Leica.[Removed Serial Number to protect personal information]. I searched the Canon Museum and every other source I could find and cannot find the year produced.Maybe so...

Leica by Apprentice
  • 4 replies

50mm 1.2L klunking sound

Hi,I bought a new lense for a new body and noticed this model (50mm 1.2L) has a slight mechanical/gear/klunking noise when turning the camera portrait and landscape. Doesn't happen with my other lenses.This is the first prime L series i ha e had thou...

Resolved! EF 50mm 1.8 Manual Focus not Responding

Hello. I recently got an EF 50mm 1.8 lens for my EOS 60D. The automatic focus appears to be fine but turning the focus ring while in manual does not change focus at all. I've made sure that the lens is set to "MF" and I can see "M FOCUS" on my top di...

Ziiar by Contributor
  • 28 replies

Setting hyperfocal distance

I know this is a bit old fashioned, but any ideas on how to set hyperfocal distamce on a lens - like my new 18-135 STM - that does not have a distance scale?

problem with 600mm f4 IS 2

Hi all,   I am new to the forum.   I have run into a strange problem with my 600mm mark 2. My high speed burst using 2 differant Canon 7d mk 2's has dropped in burst rate by about 50%. It is roughly now about 5 frames per second on both cameras where...

Taking photo in early morning sport

Hi,  I been trying to take photos of Triathlons and cycling races, it usually starts around 6:30am or 7am, so there's not a lot of light so I'm looking for a lense that will help me with shooting fast moving objects and have good light as well as def...

S123FS by Apprentice
  • 3 replies

600mm issues to Canon repair or not?

Hi all,   I am the guy with the weird 600mm issues. I tested the lens today with many of the same tests I did the other day with the same result. I did test it in mf and tested all other lens modes with no change.   My question is this. What do you g...

Which lens should i buy?

Hello,I have a Canon EOD 600D and i'm looking for the best camera there is for portrait and food photography. Ideally with F/2.8 or lower. Can anybody reccomend something suitable that will fit my camera body?Thank you!

AF/MF button fell off, any advice

I have a f/2.8 17-35 that the auto focus switch fell off of.  The autofocus is still working but I can't seem to switch it to manual if I'd like to and I do need to for work sometimes . Photos below  http://imgur.com/a/660D8 

Jawkurt by Apprentice
  • 8 replies

which prime should i get?

Hello I need some guidance I all ready own the Sigma 150-600 C and canon 70-200 II coming soon. I also just got the canon 2xIII extender.I am looking at the sigma 500mm f4.5 ex hsm lens none dg version. been offered it for £850 but it has no image st...

High res sensor issues: IS and SS

I have been considering a camera purchase.  Leaning towards grabbing a 5D4 on some big sale, but also somewhat curious about the big megapixel 5Ds and sr.   I know they say the higher MP can expose resolving limitations on some older lenses, but what...

ScottyP by Authority
  • 6 replies
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03/30/2023: New firmware updates are available.

EOS R3 - Version 1.4.0

EOS R5 - Version 1.8.1

EOS 1DX Mark III- Version 1.7.1

Speedlite EL-1 - Version 1.0.2

03/30/2023: Product Advisory for EF50 F1.2 L USM

03/30/2023: Product Advisory for EOS R10

03/28/2023: New firmware version is available for EOS-R5 C
03/14/2023: New firmware version 1.8.1 is available for EOS R6
02/24/2023: We've updated Share Your Photos

2/07/2023: New product announcements!

EOS R8 EOS R50RF-S55-210mm F5-7.1 IS STMRF24-50mm F4.5-6.3 IS STMRF15-30mm F4.5-6.3 IS STM
01/18/2023: New firmware version 1.1.1 is available for EOS R6 Mark II
01/09/2023: Help ensure your autofocus is properly aligned with a Canon Precision Alignment
01/03/2023: Welcome to CES 2023!
12/08/2022: New firmware version is available for EOS C70
12/07/2022: New firmware version 1.7.0 is available for EOS R5
11/16/2022: We're thrilled to be ranked among the Best Employers for Veterans in 2022 by Forbes.
08/31/2022: New firmware version 1.1.1 is available for RF 70-200mm L IS USM
08/09/2022: New firmware version 1.2.0 is available for CR-N 300
08/09/2022: New firmware version 1.2.0 is available for CR-N 500
07/14/2022: New firmware version 1.0.1 is available for CR-X300
06/10/2022: Service Notice:UPDATE: Canon Inkjet Printer continuous reboot loop or powering down
06/07/2022: New firmware version 1.3.2 is available for PowerShot G7 X Mark III
05/31/2022: Did someone SAY Badges?
05/26/2022: New firmware version is available for EOS-C500 Mark II
05/26/2022: New firmware version is available for EOS-C300 Mark III
05/10/2022: Keep your Canon gear in optimal condition with a Canon Maintenance Service
05/05/2022: We are excited to announce that we have refreshed the ranking scale within the community!
03/23/2022: New firmware version is available for EOS-C70
02/09/2022: Share Your Photos is back!
01/13/2022: Community Update. We will be retiring the legacy profile avatars on 01/20/2022. Click this link to read more.