Name Manufacturer / Model	Mount Bayonet	Type Category	Year Released	Focal mm	Aperture f/	Weight g
CanonEF 28-300mm F/3.5-5.6 L IS USM	CANON EF	Zoom	—	28-300mm	f/3.5	1670g
CanonEF 28-300mm F/3.5-5.6L IS USM	CANON EF	Zoom	2004	28-300mm	f/3.5	1670g
CanonEF 28-70mm F/2.8 L	CANON EF	Zoom	—	28-70mm	f/2.8	880g
CanonEF 28-70mm F/2.8L USM	CANON EF	Zoom	1993	28-70mm	f/2.8	880g
CanonEF 28-70mm F/3.5-4.5	CANON EF	Zoom	1987	28-70mm	f/3.5	300g
CanonEF 28-70mm F/3.5-4.5 II	CANON EF	Zoom	1988	28-70mm	f/3.5	285g
CanonEF 28-80mm F/2.8-4 L	CANON EF	Zoom	—	28-80mm	f/2.8	945g
CanonEF 28-80mm F/2.8-4L USM	CANON EF	Zoom	1989	28-80mm	f/2.8	945g
CanonEF 28-80mm F/3.5-5.6	CANON EF	Zoom	1996	28-80mm	f/3.5	200g
CanonEF 28-80mm F/3.5-5.6	CANON EF	Zoom	—	28-80mm	f/3.5	200g
CanonEF 28-80mm F/3.5-5.6 II	CANON EF	Zoom	1999	28-80mm	f/3.5	200g
CanonEF 28-80mm F/3.5-5.6 II USM	CANON EF	Zoom	1993	28-80mm	f/3.5	200g
CanonEF 28-80mm F/3.5-5.6 III USM	CANON EF	Zoom	1995	28-80mm	f/3.5	205g
CanonEF 28-80mm F/3.5-5.6 IV USM	CANON EF	Zoom	1996	28-80mm	f/3.5	200g
CanonEF 28-80mm F/3.5-5.6 USM	CANON EF	Zoom	1991	28-80mm	f/3.5	330g
CanonEF 28-80mm F/3.5-5.6 V USM	CANON EF	Zoom	1999	28-80mm	f/3.5	220g
CanonEF 28-90mm F/4-5.6	CANON EF	Zoom	2000	28-90mm	f/4	180g
CanonEF 28-90mm F/4-5.6 II	CANON EF	Zoom	2003	28-90mm	f/4	180g
CanonEF 28-90mm F/4-5.6 II USM	CANON EF	Zoom	2002	28-90mm	f/4	180g
CanonEF 28-90mm F/4-5.6 III	CANON EF	Zoom	2004	28-90mm	f/4	190g
CanonEF 28-90mm F/4-5.6 USM	CANON EF	Zoom	2000	28-90mm	f/4	190g
CanonEF 280-560mm F/5.6 L IS USM Extender 1.4x	CANON EF	Telephoto	—	280-560mm	f/5.6	3620g
CanonEF 28mm F/1.8 USM	CANON EF	Wide	1995	28mm	f/1.8	310g
CanonEF 28mm F/2.8	CANON EF	Wide	1987	28mm	f/2.8	185g
CanonEF 28mm F/2.8 IS USM	CANON EF	Wide	2012	28mm	f/2.8	260g
CanonEF 300mm F/2.8 L IS II USM	CANON EF	Telephoto	—	300mm	f/2.8	2400g
CanonEF 300mm F/2.8 L IS USM	CANON EF	Telephoto	—	300mm	f/2.8	2550g
CanonEF 300mm F/2.8 L USM	CANON EF	Telephoto	—	300mm	f/2.8	2855g