Sigma TC-1411 1.4x Teleconverter Insta360 3 IS is a 200-800mm-equivalent

3 IS is a 200-800mm-equivalent super-telephoto zoom for Micro Four Thirds mirrorless cameras

an ED element

Also serves as a permanent lens protector

and smooth performance to suit both video shooting and stills use in live view

the Canon RF 28-70mm f/2L USM is a wide-angle to portrait-length lens distinguished by its impressively unique f/2 constant maximum aperture

Sigma TC-1411 1.4x Teleconverter Insta360 3 IS is a 200-800mm-equivalentSigma TC 1411 1. 4x Teleconverter for Leica L Front and Rear Caps Extend the reach of select L mount lenses with the Sigma TC 1411 1. 4x Teleconverter. This optic magnifies the image by 1. 4x and retains full communication between the lens and camera body, enabling metering, autofocus, and image stabilization as well as the transmission of Exif data. L Mount Teleconverter 1. 4x Magnification Factor Maintains Metering, Autofocus, and OS