EF & RF Lenses
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Which aperture setting takes sharper images. f/8 or f/11?

I have t2i (550D) and two lenses i.e. 18-55 mm and 55-250 mm. Any idea how to take sharper images of landscape by selecting a particular aperture setting? I read on a different forum that for sharper images f/8 or f/11 are the ideal settings. Any sug...

What's your first L lens?

So from when you got your first (D) SLR camera, when did you get your first L lense?What was it and what did you have to sacrifice to get it?

jaenagle by Contributor
  • 47 replies

help - 70-200mm tripod ring

I tried to take off the tripod ring and managed to unscrew it - but now I want it back on and it won't screw in!  I'm in a big hurry too for a photo shoot ...

crockny by Enthusiast
  • 2 replies

Canon 17-55 EFS vs Canon 16-35 EF L II on a 7D

I'm looking for some feedback on which is the better lens choice.  I have ready a lot of reviews and forums.  The general consensus is that the 17-55 might be a better option, but many of those reviews are based on price. I have a unique scenario.  I...

Help choosing telephoto lenses

I had to choose between (CANON 70-200/2.8 L IS II with CANON 1.4X II extender) or an (EF 70-300mm f/4-5/6L IS USM) for wildlife photography, what would you recommend? Would the better image quality from the first lens be comprimised by using a teleco...

shifaant by Apprentice
  • 4 replies

AF problems

I attached a Canon 500mm f 4.0 IS II lens to a Canon 1.4 III extender and attached this combination to a Canon -1D X.Canon says this shouldn't be a problem. But there is a major autofocus problem. You need tp press the shutter again and again before ...

EFFS by Contributor
  • 7 replies

Canon 200 f/2 manual focus

Hi all, This question is related to the Canon 200mm f/2.0 lens.Does focusing work by moving the black rubber focusing ringif the lens is in manual focus mode AND IF there is nocanon body attached to the end of the lens (i.e. it is notunder current/po...

sbogar by Apprentice
  • 5 replies

Resolved! CPL , ND filter or both in video mode ?

Hello guys,Back again with a general outdoor video shooting question.In order to avoid overexposure in daytime maintaining 24fps at low ISO ,wide open aperture, 1/50 for example ,do you use any ND or CPL (or both) filters on you lenses ? As far as I ...

Getting started

New to the community? Here's some information to help you get acquainted:

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
12/07/2022: New firmware version 1.7.0 is available for EOS R6
11/22/2022: New firmware available for EOS R3, EOS R7 and EOS R10
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!
04/26/2022: New firmware version is available for EOS R5 C
03/23/2022: New firmware version is available for EOS-C70
02/09/2022: Share Your Photos is back!
02/07/2022: New firmware version 1.6.1 is available for EOS-1DX Mark III
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