Canon Community

Mark in image from 24-105mmL Lens

I have recently started noticing the mark in the top left of all my photos when shooting with this lens. I've tried to clean the lens but it seems to be in the glass.  Could someone please explain what this is and how I can resolve the issue?  Thanks...

help picking a lens for what i will use it for

I'm an amature photographer. i have a T1i that needs to be replaced (likely with either the 70D or the 7D)... and with it I want a lens that will fit my needs... i've read and read about various lenses at different price points and all have their pur...

Lenses

I purchased a new Canon 7D to shoot mostly wildlife and now I want to try some new subjects for my photography and I was wondering what lens anyone would recommend that can shoot landscape, cityscapes and inner city subjects like parks, streets scene...

wide angle lens for 7d. Have a 70-200 L 2.8

Buying a 7d, replacing my 40d. I have a 70-200l 2.8. Would like a wide angle lens. which would be a good lens? thanks

Sigma lens won't consistently auto focus with 7D but will work with 20D

I have a Sigma 70-200 lens that works no problem with my 20D.  However, I recently purchased a 7D and it works for maybe 20-30 shots then stops focusing.  I attach another Sigma lens and it focuses without a problem.  If I turn of the camera, reseat ...

Super wide Zoom and Super telephoto Zoom for 6D without vignette effect

I have a Canon 6D Full frame camera. And I just bought the 24- 70 L II USM lens.  To complete my kit, I'm looking to invest a super wide zoom ( as low as 10 going uptil 22/ 24 mm) and super telephoto above 70 mm going uptil 300 mm (both preferably L ...

IS vs NON IS??

I was chatting with someone last night about a 70-200 f/2.8L IS vs NON IS.... and i wanted to get your thoughts on something i was told...  I was asking how much better the IS would be as a lens vs the NON IS, if needed, worth the extra cost (for an ...

Need help picking a new lens.....

hello I have a Canon T2i and am going to be taking pictures of a wedding in 3 weeks... I want a better lens that can zoom in and out. Does anyone know a good one to get??

What is the best way to focus on stars with 24mm L prime lens and of course I am using manual focus.

I am interested in a Canon lens for a Canon 6D SLR. I'm confused by USM, STM and II ?

I am looking at variouslens fora Canon 6D SLR camera. Under EF lens what does USM mean, and STM and  II USM? Thk u,jk

Extender with 100-400mm lens.

I have heard and read both - The 1.4x extender will and will not allow autofocusing with a 7D and a 100-400mm lens. Does anyone know?

what do you think about the 135mm 2f prime lens?

Canon 300 2.8 stops focusing

I have a used Canon 300 2.8 non is that I bought used. Tack sharp, great lens. But if you change from horizontal to vertical, it shuts off. in the repair shop now, they can't figure it out. any thoughts?