Manufacturer description: This extender has been re-designed optically and offers excellent performance with compatible EF lenses (same as the Extender EF 1.4x II). Features a new seven-element design, and same weather-resistant design and anti-reflection internal construction as the new EF 1.4x II. The EF 2x II doubles the focal length of any
The lens you describe, the EF 75-300mm f/4-5.6 III which often comes in a kit with the EOS Rebel T7, is not compatible with either EF extender. The EF Extenders can only work with the lenses which have clearance in the back to allow space for the extender's protruding element to sit inside.
12-19-2023 12:06 PM. l though I can get a used 1.4x for about $240 or so on ebay or other places. Again jsut wanna make sure my 70-200 mark ii lens and 5d miv body is compatible and will work well with the 1.4x mark iii or even mark ii which ever I decide based on you all's recommendation. 12-19-2023 02:21 PM.
1-770-333-4200. Description. The Canon 2X EF Extender is a professional grade teleconverter designed exclusively for use with select Canon brand L-Series lenses (focal lengths over 135mm). Doubling the lens focal length, Extender EF 2X incorporates incorporates careful lens placement and anti-reflective coatings for high quality optical
I just tried a RF 2x extender and, RF-EF adapter and a EF 75-300 lens. and the Rx Extender won't attach with the adapter. Looks like I would also need a . 2x Extender III or 1.4x Extender III to make this work. Thanks for all the advice.
The range of Canon 1.4x and 2x lens extenders. The teleconverters (TC) will multiply the focal length of any EF lens used with them by either 1.4x or 2x. So, a 300mm lens beomes a 420mm with a 1.4x TC and a 600mm lens with a 2x TC.
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canon ef 2x iii extender lens compatibility
