LensTip.com

Lens review

Canon EF-S 60 mm f/2.8 Macro USM

22 June 2009
Arkadiusz Olech

7. Coma and astigmatism



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Taking into account excellent image quality at the center of the frame, we didn’t expect any slip-ups in this category. Pictures and measurements confirm our expectations. As you can see from the clippings below, coma is difficult to see even at the maximum aperture.

Canon EF-S 60 mm f/2.8 Macro USM - Coma and astigmatism

It’s equally great in the case of astigmatism. Its value, understood as the average difference between the horizontal and vertical MTF50 values was only 2.7%.