Canon EF and RF Lenses Forum

Resolved! tulip lens cuts off corners

i have a t6i and i had gotten an altera tulip lense hood. For some reason when i use the hood, it rounds out the corners of the picture when zoomed fully out. I have the bigger petals on the top and bottom and the smaller ones on the sides. It loo...

Dirty lens experiment

How progressively worse dirt and damage affects image quality:http://kurtmunger.com/dirty_lens_articleid35.html

Resolved! Focus problem when using follow focus

Hi !I'm a beginner in shooting video and i ve just purchased a follow focus (Fotga DP500III) witch i use with my Canon EOS 70D & EF-S 18-135mm IS STM lens. I've set it up on my rig, i've set up the gear belt on the focus ring of my lens, for now all ...

Canon T50 body with Orion lens

Hi everyone, I am complete rookie regarding cameras and lenses altogether. I stumbled across this camera which I thought is sexy looking and I bought it without thinking. Now that I have it, I am not quite sure if the lens is compatible with the body...

Canon EF 70-300mm f ,4-5.6 IS USM Lense

I recently purchased a Canon EOS Rebel T6, I would like to take close-up pics. of birds from a distance of 20' to 25'. Will this lense do this ?

Having trouble focusing on Moon Is there a way to adjust the manual focus sensitivity on a lens?

I am using a 5D Mark 4 with a 70-200mm f/2.8L ii and a 2x iii teleconverter to take Moon photos. The problem I am facing is Autofocus is not accurate enough at that range, and when trying to focus manually it is way too sensitive. I turn the manual f...

What price of used Canon Zoom Lens EF-S 10-22mm f3.5-4.5 USM

Have chosen to get the above captioned lens for Landscape use at a budget. Have gone for this over the 10-18mm. What can I expect to pay for this (expecting working condition with few material signs of use). Thanks in Advance. Was thinking £230 is a ...

Clean Lens Case LP1222 properly

Hi there, The lens case that shipped with my EF16-35 f/2.8L III USM got a little dirty. It's the LP1222. Can I throw it in the washing machine without risking any damage? -robotron

Power Diaphragm Unit EF100/2.8

Hi guys, After having issues with the aperture of the above lens I did some research to find out that this is a well known problem and I have changed the Power Diaphragm at the Canon shop. Now I'm wondering if this is a problem that is bound to happe...

18-55 AF working fine but zoom rig is Stiff

Hello all, Greetings! I have a Canon 1300D with 18-55 lens, (warranty expired) Month back, Lens has accidentally fallen on the ground which caused a crack on the body and AutoFocus was not working. I took it to repair shop and replaced its body wit...

Broken Focus - 50mm f/1.4

Hi,I bought a Canon 50mm lens f/1.4 USM and it got hit a few days after. As soon as that happened, it started making some noise when I tried to AF, without focusing at all, and in MF mode I can move the ring, but it wont make any change. Here I have ...

Resolved! Original price of Canon EF 24-70mm f/2.8L USM

Does anyone know what the original price of this Version-1 lens was?

Which lens? EF 70-200mm f/2.8L IS II USM or EF 85mm f/1.4L IS USM - for indoor volleyball...

Or perhaps something else? I'm looking for recommendations for the best lens option for indoor volleyball, typically shot in poorly-lit high school gyms. I'd also use it for indoor flag football, but this is not as critical as the volleyball. I hate ...

7 laws of lenses

The online Photographer's 7 laws of lenses:https://theonlinephotographer.typepad.com/the_online_photographer/2019/02/mikes-seven-laws-of-lenses.html I won't mention any names but:"Ctein's Axiom indicates that you can detect differences in testing tha...

Can Canon USM motor interchangeable?

While I was trying to fix a Canon 17-85mm IS USM lens, I found out it was a USM motor failure. I had a couple of other lens disassembly, such as 100-400mm. My feeling was the USMmotor of them are the same. I regret that I did not measure the diameter...

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Posts

Resolved! tulip lens cuts off corners

Dirty lens experiment

Resolved! Focus problem when using follow focus

Canon T50 body with Orion lens

Canon EF 70-300mm f ,4-5.6 IS USM Lense

Having trouble focusing on Moon Is there a way to adjust the manual focus sensitivity on a lens?

What price of used Canon Zoom Lens EF-S 10-22mm f3.5-4.5 USM

Clean Lens Case LP1222 properly

Power Diaphragm Unit EF100/2.8

18-55 AF working fine but zoom rig is Stiff

Broken Focus - 50mm f/1.4

Resolved! Original price of Canon EF 24-70mm f/2.8L USM

Which lens? EF 70-200mm f/2.8L IS II USM or EF 85mm f/1.4L IS USM - for indoor volleyball...

7 laws of lenses

Can Canon USM motor interchangeable?

Big Savings - Canon RF 100-500mm f/4.5-7.1 L IS US...

EOS M50 -doesn't take pictures with EF-M 15-45mm l...

Can 3-D RF 5.2 mm F2.8 L Dual Fisheye footage be p...

Sigma and Tamron Spill the Beans on Lens Sale For ...

Lookin for EOS R10 lenses for concert phtography m...

EOS R50: Need lens recommendation for everyday pho...

Ansel Adams: Thoughts on lenses acting in three di...

RF 35mm IS f/1.8 vs 50mm f1.8 for travel/low light...

Just Bought A New Canon EF 300mm f/2.8L IS USM And...