EF & RF Lenses
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Auto Focus on 18-55mm lens not working

Up until today my 18-55mm lens has been working just fine while on AF; however, today when I took my camera out I found that the AF feature wasn't working. It works fine when on MF. The thing that I find wierd is that the AF does work [kind of] if th...

rca1992 by Contributor
  • 1153 Views
  • 12 replies
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EF 300 1:4L IS

The illustration shows this lens with a built in hood that extends. How do you get it to extend? I'm reluctant to use any force. Will a filter prevent the hood from extending?

New RF 70-200 knick on inside element???

I just recieved a brand new Canon RF 70-200 2.8 from Adorama. When inspecting the front element I noticed what seemed to be a dust particle out of the box. Went outside in direct sunlight and it seems to be a tiny scratch or knick on the inner lens e...

Focal length of a portrait lens

From time to time (including recently), someone questions why the best portrait lenses tend to be a bit on the long side of normal. The short answer is that if you get close enough for the subject's head to fill the frame, a shorter (normal or WA) le...

EF 24-105 4L IS USM dropped, zoom ring too tight

I recently dropped my EF 24-105 4L IS USM lens, and now the zoom ring is extremely tight, which causes issues when shooting video. Just wondering if this might be repairable or would be more practical to replae it. 

KonaBolt by Apprentice
  • 1867 Views
  • 8 replies
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17-40 mm Still Ok?

Looking to purchase the 17-40mm lens and was wondering if this lens is still ok even to age?  I certainly don't want to pay double the price if I don't need.  Secondary question....When using this for primarly landscapes, how can I proctect water, du...

xzebra by Contributor
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  • 3 replies
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Stiff Zoom Collar 55-250

I bought a used 55-250 IS II lens from a private seller on eBay. I adore it. The IQ is staggering, particularly for close-ups. The zoom collar is, though, stiff enough to sometimes rattle the lens mount hole against its locator pin. I don't think the...

Quiet by Enthusiast
  • 1348 Views
  • 5 replies
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Porplem with 70-200 2.8 II after repair

In first my lens 70-200 2.8 II was had fall accident , The stabilizer has been affected , the photo was Jumping .i sent it to repair shop and they fixed the problem and return it to me but the lens des'nt working well .i hav probleam in focus and the...

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70-200 f2.8L photos too soft

I am facing IQ issues with all photos I am capturing with my 70-200 on a 5dm4. Even when mounted on a tripod under good lighting conditions, I can't seem to get crisp photos. They come out pretty soft. I am not sure if its my technique or if there is...

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
  • 2503 Views
  • 23 replies
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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
  • 1320 Views
  • 4 replies
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Camera bag/back pack for Canon 300mm F2.8 IS lens

Now that I bought the 300mm F2.8 IS lens. I found myself a situation where it doesn't fit in my current Lowepro camera backpack. I was wondering if any has to do deal with such, and what would be your recommendation for such a bag that would allow me...

limvo05 by Rising Star
  • 2031 Views
  • 25 replies
  • 0 likes
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