The build quality is great and it looks just like the canon lens it is attached to

The build quality is great and it looks just like the canon lens it is attached to  Read Less

The auto focus is just as fast and the quality of the image is superb

The auto focus is just as fast and the quality of the image is superb  Read Less

The construction quality is great its very sturdy and feels like one of canons white lenses

The construction quality is great its very sturdy and feels like one of canons white lenses  Read Less

Decide for yourself and see the quality and sharpness of the image from f4 to f8

Decide for yourself and see the quality and sharpness of the image from f4 to f8  Read Less

I wish it had worked all the reviews i have seen were very positive and the price was very good

I wish it had worked all the reviews i have seen were very positive and the price was very good  Read Less

Initial testing outside went well as well using a canon 6d paired with a 200l f2

Initial testing outside went well as well using a canon 6d paired with a 200l f2  Read Less

Camera shake is going to be really amplified with a teleconverter which makes having good technique all that much more important

Camera shake is going to be really amplified with a teleconverter which makes having good technique all that much more important  Read Less

I expected some tradeoffs with a teleconverter especially a 3rd party model but this thing is a waste of time and money

I expected some tradeoffs with a teleconverter especially a 3rd party model but this thing is a waste of time and money  Read Less

In all seriousness i have been a fan of yongnuo products since first using their flash triggers and then later adding their fla...  Read More

In all seriousness i have been a fan of yongnuo products since first using their flash triggers and then later adding their flashes to my arsenal  Read Less