What lenses are compatible with the EF 1.4x III and EF 2x III extenders? Article ID: ART181804 | Date published: 03/28/2023 | Date last updated: 04/03/2023 Description Please see the following chart for lens compatibility with the EF 1.4x III and EF 2x III extenders. Solution
I think mine is a Mk II and for what its worth it is one of the few applications where I think a 1.4x tel-con is a good idea. I don't like the 2x which I wasted money on buying one years ago and never use and never recommend anyone else buy one. Oh, I have the Mk II lens. I think either one will wor
Plus, with a dust- and water-resistant construction - including a heat shield exterior coating to prevent overheating - the Extender RF1.4x makes a durable and versatile addition to your gear bag. Specifications: Focal Length & Maximum Aperture: Magnification: 1.4x. Lens Construction: 7 elements in 4 groups. Max.

Extends the focal length of your lens by 2x.This lens is only compatible with fixed focal length L-series lenses 135mm and over, as well as the EF 70-200/2.8L, EF 70-200/2.8L IS, EF 70-200/4L, and EF 100-400/4.5-5.6L. Outstanding image quality thanks to new optical design and improved AF performance. Highly resistant to dust and water for use

These samples were all shot from the same position with a Canon L 100-400mm and an old Vivitar 500mm mirror lens. The first 4 are from the Canon, the first two are without the extender and the second two with. The final four follow the same sequence with the Vivitar.

According to canon, my 5d mark iv and my 70-200 f2.8 II USM lens will work fine with the 1.4x iii extender. And find a place to learn more about the AF zones and groups and all. So i can know which one is best for each situation. There's alot to this camera lol.

Key Features. Extend the reach of Canon EF-mount telephoto lenses with this C-AF 2x Teleplus Teleconverter from Viltrox. This 2x teleconverter effectively doubles the focal length of the attached lens while retaining autofocus and communication between the camera and the lens. The teleconverter uses a seven elements, four groups optical design
Note: EF 2x III Extender used. (M6 + 2x III + EF 100-400mmL II lens). Contrast issues with longer focal lengths (ABOVE) The pictures above show a very soft image which was taken at maximum zoom using the 2x III extender. The distortion is due to the distance and looking at the safety railing you can see how much the air was moving. Focal length extension for super-telephoto lenses. The Extender EF 1.4x III is specially designed to work in conjunction with L-series IS super-telephoto lenses, extending their focal length by a factor of 1.4x. The extender's design ensures there is no loss of lens performance or image quality. 5ksk.
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    • canon ef 2x iii extender lens compatibility