Canon EF and RF Lenses Forum

Documentation for Canon FL 55-135mm f3.5

This question is for the old-timers. I was recently gifted a lovely Canon FL 55-135mm f3.5 lens. The aperture mechanism is not functioning. I've looked high and low for some instructions on how to disassemble the back of this lens to reach the proble...

RF70-200 Teardown

https://www.lensrentals.com/blog/2019/12/the-not-very-long-awaited-teardown-of-the-canon-rf-70-200mm-f2-8-is/ Very solidly built - and a completely new design.

Are camera lenses cheaper in Japan?

Hello everyone,,,I'm visiting Japan in two months and I'm specifically looking to buy a Sony Distagon FE 35mm f/1.4. Would it be cheaper to buy it in Japan? I'm trying to find it used to save some money, but I've googled this and checked the BIC came...

Buying lenses from eBay Japan - Did you have to pay any USA customs/import fees?

For those of you who have bought eBay lenses from Japan, did you incur any USA customs fees/duties/delays etc?The ads typically say: "Expedited Shipping from outside US | See detailsInternational items may be subject to customs processing and additio...

Sweet spot for an EF 200mm 2.8L prime?? I use a Canon 6D II camera.

My 1st Prime.... a Canon EF 200mm 2.8 L whic I bought off Ebay yesterday. What is the sweet spot for this lens? All my other lenses are zooms. PLease advise. Thank you!

Sigma 150 - 600 mm Sport lens for a Canon 7DII Camera

I'm interested in getting a little more reach for my 7DII camera for wildlife photography. I currently have the 100 - 400 mm II which I have no issues with except it doesn't always provide enough reach for far-away subjects.I'm interested in perhaps ...

Resolved! Canon EF 100-400 f/4-5.6L with 2x extender

Do you use the 100-400mm in combination with 2x extender ? What do you think about this combination ?

Resolved! Autofocus not working on 18-55 mm lens and 18-135 mm lens.but working on 50 mm lens

Hi all,I am a newbie and bought my first DSLR canon SL3/200D ii with 18-55 STM lens + 50 mm lens kit. Later i bought another used lens 18-135 mm . I just realized that autofocus feature is not working on the 18-55 and 18-135 mm lens.. however its wor...

50mm 1.8 STM Won't Switch to AF When Mounted

I just purchased a new 50mm 1.8 STM today. I mounted it and it was already in AF mode. I took a few shots. Focused perfectly. Then I switched to MF focus and took some shots. Still no issue. When I switched back to AF, I noticed that it wasn't focusi...

Adaptor EF-EOS M

I want to use my Canon 300mm f4 with my new M6 mark ii, so purchased an EF-M lens adaptor.Many problems:The lens keeps searching for the focal point, so I switch it to manual to stop the lens from searching. The lens actually makes a clicking sound. ...

Extender

recently purchased a EFS 18-135 lens, but it do not fit my EOS 5D Mark III . However, 28-135 ultrasonic len fitted. What type of extender do I need? Thanks

Upgrade from Tamron 24-70mm f2/8

First, I am considering getting a newer canon body (currently EOS5Ti) and not sure what to upgrade to but looking at EOS 80D. With that said, I currently own a Tamron 24-70 mm f/2.8. I love this lens but was wondering what would be an upgrade or what...

Lens help

All,Can someone suggest a lense that I could use to shoot live performances, music concerts, video etc...I have the rebel t6 bundle with the EF-S 18-55 mm lens. Is that lens capable of doing the job, is it user error? I have shot with this lens and s...

Canon EF 200mm f/2L IS USM

Anyone here have the lens? How does it compare to the EF 200mm f/1.8L USM? I’m thinking of purchasing it. Can anyone recommend the lens?

Resolved! Canon 300mm f/2.8 mk1 non is

Hi gang it might be stupid question but here goes Can you still this lens with the front glass element missing ?

Canon Community

Posts

Documentation for Canon FL 55-135mm f3.5

RF70-200 Teardown

Are camera lenses cheaper in Japan?

Buying lenses from eBay Japan - Did you have to pay any USA customs/import fees?

Sweet spot for an EF 200mm 2.8L prime?? I use a Canon 6D II camera.

Sigma 150 - 600 mm Sport lens for a Canon 7DII Camera

Resolved! Canon EF 100-400 f/4-5.6L with 2x extender

Resolved! Autofocus not working on 18-55 mm lens and 18-135 mm lens.but working on 50 mm lens

50mm 1.8 STM Won't Switch to AF When Mounted

Adaptor EF-EOS M

Extender

Upgrade from Tamron 24-70mm f2/8

Lens help

Canon EF 200mm f/2L IS USM

Resolved! Canon 300mm f/2.8 mk1 non is

Real life IQ with the RF 14-35 F4L

Additions to the NEW RF STM lens lineup

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...

EF 24-70 f2.8L USM Failure

Fix for Canon 100mm 2.8L macro lens problem\bug wi...

Using the EF 85mm 1:1.8, how to improve focus

EF 24-105mm Repair estimate for new aperture cable

Rf 200-800 lens collar annoyances