EF & RF Lenses
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Resolved! Lens Aperture vs F-Stops on camera

Hi all,another beginner's question that confused me alot.So, here hopes some experts can demistify this fog. I am confused with the relationship between the constant aperture number found in some luxury lens and the f-stop/f-number that is shown in t...

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tesla by Contributor
  • 30868 Views
  • 23 replies
  • 0 likes

EF-S 10-18mm f/4.5-5.6 IS STM spare parts.

Hi!  Just stumbled across this forum. So, a couple of days ago I dropped my EF-S 10-18mm.  It's loose inside, so I took it apart. (It's out of warranty...) The only thing broken is a tiny ppiece of plastic that "guides" the zoom. Not sure what the co...

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rawkus by Apprentice
  • 4171 Views
  • 4 replies
  • 0 likes

Resolved! Canon EF 75-300mm III to Canon Rebel T5

Hi, I picked up a used T5 with the 18-55 mm kit lens and also the 75-300 mm. I can't attach the 75-300mm lens to the camera for some reason. I place the lens into the opening and match the red dots for the EF lens. The issue is, I can't twist to lock...

zjasani by Apprentice
  • 5808 Views
  • 5 replies
  • 0 likes

Lens Question

I currently own a Canon EOS DIGITAL REBEL XS with just a Canon EF-S 18-55mm f/3.5-5.6 IS. It was given as a gift and I don't know much about cameras.I'm looking to buy a lens for doing more zoom shots (mostly nature and wildlife), would the a Canon 7...

Lens Trouble Canon 24-105 L I

Hi, guys. I'm having some odd trouble with my Canon 24-105 L Lens. I've been getting more "slightly out of focus" images than normal, and I'm an experienced shooter. I've been blaming it on myself, but am beginning to wonder if it's more. On Saturday...

SusannaP by Apprentice
  • 11125 Views
  • 15 replies
  • 0 likes

500 mm lens

Is Canon going to be making a 500 mm lens like the new Nikon 500mm PF?  I have Nikon firends that are raving about the sharpness and light features of this new product.  I'm still carryng a heavy huge lens around with my 1DX2.

Canon EF 85mm f1.8 auto focus issue

Hi, my EF 85mm f1.8 isn't able to auto focus – it is just jumping back and forth nervously few times a second. Manual focus works ok. Has anyone had the same issue and what could be the problem?

kanon by Contributor
  • 14354 Views
  • 11 replies
  • 0 likes

Sigma lens inquiry

I have a question, I have just recently bought a used sigma 18-35mm from a retailer for my canon 80d that stated it was for Nikon however I’ve done my research and know that the lens itself supports canon and certain other cameras with an APS-C senso...

Resolved! EF-S 55-250mm f/4-5.6 IS STM No Image

Canon 70D works fine with other lenses, but with the EF-S 55-250mm f/4-5.6 IS STM only a very blurry image.  Can see and takes pictures of objects at about 1 inch distance but anything farther apart is blurry.  Help!

CDC by Contributor
  • 6371 Views
  • 13 replies
  • 0 likes

Resolved! BEST lenses for the EOS M50

Hi all,  I have a Canon EOS M50. I just bought a multi adaptor and the EFS 24mm f2.8 lens because I want a wider angle and lower F stop. But it seems like the 24mm f 2.8 is not too different compared to the kit lens 15-45mm 3.5-6.3. 1. ) What is the ...

Obinna by Contributor
  • 9540 Views
  • 12 replies
  • 0 likes
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