Canon EF 28 mm f/2.8 IS USM
We would like to thank Canon Poland for lending us the lens for testing purposes. You are also invited to get acquainted with our test procedure, described in the article "How do we test lenses?
compact and solid casing; excellent image quality in the frame centre; good image quality on the edge of APS-C sensor; well-corrected chromatic aberration; slight spherical aberration; moderate distortion; low coma on APS-C; negligible astigmatism; very good work against bright light; very fast and...
weak image quality on the edge of full frame at the maximum relative aperture; huge vignetting on full frame; high coma in the corners of full frame detector; modest accessory kit