Name Manufacturer / Model	Mount Bayonet	Type Category	Year Released	Focal mm	Aperture f/	Weight g
Sigma18-35mm F/1.8 DC HSM | A	PENTAX K+ CANON EF, CANON EF-S, NIKON F, NIKON F DX	Wide	2013	18-35mm	f/1.8	810g
Sigma18-35mm F/1.8 DC HSM Art	PENTAX K+ CANON EF, CANON EF-S, MINOLTA/SONY A, NIKON F, NIKON F DX	Wide	—	18-35mm	f/1.8	810g
Sigma18-35mm F/3.5-4.5 ASPH ZEN	PENTAX K+ CANON EF, MINOLTA/SONY A	Wide	1994	18-35mm	f/3.5	280g
Sigma18-50mm F/2.8 EX DC	PENTAX K+ CANON EF	Zoom	2004	18-50mm	f/2.8	445g
Sigma18-50mm F/2.8 EX DC Macro	PENTAX K+ CANON EF, MINOLTA/SONY A	Macro	2006	18-50mm	f/2.8	450g
Sigma18-50mm F/2.8-4.5 DC OS HSM	PENTAX K+ CANON EF, CANON EF-S, MINOLTA/SONY A, NIKON F DX	Zoom	2009	18-50mm	f/2.8	395g
Sigma18-50mm F/3.5-5.6 DC	PENTAX K+ CANON EF, CANON EF-S, MICRO 4/3, MINOLTA/SONY A, NIKON F, NIKON F DX	Zoom	2003	18-50mm	f/3.5	245g
Sigma180mm F/3.5 APO EX DG [HSM] Macro	PENTAX K+ CANON EF, MINOLTA/SONY A	Macro	2005	180mm	f/3.5	965g
Sigma180mm F/3.5 APO EX DG Macro	PENTAX K+ CANON EF, MINOLTA/SONY A	Macro	2005	180mm	f/3.5	965g
Sigma180mm F/3.5 APO EX IF [HSM] Macro	PENTAX K+ CANON EF, MINOLTA/SONY A	Macro	2000	180mm	f/3.5	960g
Sigma180mm F/3.5 APO EX IF Macro	PENTAX K+ CANON EF, MINOLTA/SONY A	Macro	2000	180mm	f/3.5	960g
Sigma180mm F/5.6 APO Macro UC	PENTAX K+ CANON EF, CANON EF-S, MINOLTA/SONY A, NIKON F, NIKON F DX	Macro	—	180mm	f/5.6	—
Sigma20-40mm F/2.8 EX DG ASPH IF	PENTAX K+ CANON EF, MINOLTA/SONY A	Zoom	2001	20-40mm	f/2.8	595g
Sigma20mm F/1.8 EX DG ASPH RF	PENTAX K+ CANON EF, MINOLTA/SONY A, NIKON F	Wide	2000	20mm	f/1.8	520g
Sigma21-35mm F/3.5-4.2	PENTAX K+ CANON FD, CONTAX/YASHICA, KONICA AR, MINOLTA MD, MINOLTA SR, NIKON F, NIKON F DX, OLYMPUS OM	Wide	—	21-35mm	f/3.5	—
Sigma24-135mm F/2.8-4.5	PENTAX K+ CANON EF, MINOLTA/SONY A	Zoom	2003	24-135mm	f/2.8	530g
Sigma24-50mm F/4-5.6 UC ZEN	PENTAX K+ CANON EF, MINOLTA/SONY A	Zoom	1990	24-50mm	f/4	360g
Sigma24-60mm F/2.8 EX DG	PENTAX K+ CANON EF, MINOLTA/SONY A	Zoom	2004	24-60mm	f/2.8	555g
Sigma24-70mm F/2.8 EX DG ASPH DF	PENTAX K+ CANON EF, MINOLTA/SONY A	Zoom	2001	24-70mm	f/2.8	700g
Sigma24-70mm F/2.8 EX DG HSM	PENTAX K+ CANON EF, MINOLTA/SONY A, NIKON F	Zoom	—	24-70mm	f/2.8	790g
Sigma24-70mm F/2.8 EX DG IF HSM	PENTAX K+ CANON EF, MINOLTA/SONY A	Zoom	2008	24-70mm	f/2.8	790g
Sigma24-70mm F/2.8 EX DG Macro	PENTAX K+ CANON EF, CANON EF-S, MINOLTA/SONY A, NIKON F, NIKON F DX	Macro	2004	24-70mm	f/2.8	715g
Sigma24-70mm F/3.5-5.6 ASPH HF	PENTAX K+ CANON EF, MINOLTA/SONY A	Zoom	2001	24-70mm	f/3.5	280g
Sigma24-70mm F/3.5-5.6 ASPH UC ZEN	PENTAX K+ CANON EF, MINOLTA/SONY A	Zoom	1994	24-70mm	f/3.5	265g
Sigma24-70mm F/3.5-5.6 UC	PENTAX K+ CANON EF, CANON EF-S, MINOLTA/SONY A, NIKON F, NIKON F DX	Zoom	—	24-70mm	f/3.5	—
Sigma24mm F/1.8 EX DG ASP Macro	PENTAX K+ CANON EF, CANON EF-S, MICRO 4/3, MINOLTA/SONY A, NIKON F, NIKON F DX	Macro	—	24mm	f/1.8	—
Sigma24mm F/1.8 EX DG ASPH Macro	PENTAX K+ CANON EF, MICRO 4/3, MINOLTA/SONY A, NIKON F	Macro	2000	24mm	f/1.8	485g
Sigma28-105mm F/2.8-4 ASPH ZEN	PENTAX K+ CANON EF, MINOLTA/SONY A	Zoom	1996	28-105mm	f/2.8	405g