First Looks at Canon RF 10-20mm F4 L IS STM Lens Image Quality

Image quality test results are now available on the Canon RF 10-20mm F4 L IS STM Lens page.

Here is the comparison with the EF 11-24mm f/4L USM Lens.

I know. In addition to testing the 6 marked focal lengths on this lens, I should have estimated 11mm and included those results for the perfect match. Select the nearest tested focal lengths and use your visualization skills for he in between results.

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