Comparison of Canon midrange zooms

24/28 mm - 35 mm - 50 mm - 70 mm - 100/105 mm - Summary

	Centre crops @ 50 mm
	EF 50/1.4 USM @ 50 mm	EF 24-105/4.0 L IS USM @ 50 mm	EF 28-105/3.5-4.5 USM @ 50 mm	EF 28-135/3.5-5.6 IS USM @ 50 mm
f. 2.8		n.a.	n.a.	n.a.
f. 4.0 or 4.5
f. 5.6
f. 8.0

 

	Edge crops @ 50 mm
	EF 50/1.4 USM @ 50 mm	EF 24-105/4.0 L IS USM @ 50 mm	EF 28-105/3.5-4.5 USM @ 50 mm	EF 28-135/3.5-5.6 IS USM @ 50 mm
f. 2.8		n.a.	n.a.	n.a.
f. 4.0 or 4.5
f. 5.6
f. 8.0

Software for remapping fisheye
images into a rectangular projection