Name Manufacturer / Model	Mount Bayonet	Type Category	Year Released	Focal mm	Aperture f/	Weight g
PentaxTakumar Bayonet Zoom 80-200mm F/4.5	PENTAX K	Zoom	1984	80-200mm	f/4.5	615g
PentaxTakumar-A 28mm F/2.8	PENTAX K	Wide	1984	28mm	f/2.8	180g
PentaxTakumar-A 70-200mm F/4	PENTAX K	Zoom	—	70-200mm	f/4	—
PentaxTakumar-A Zoom 28-80mm F/3.5-4.5	PENTAX K	Zoom	1984	28-80mm	f/3.5	456g
PentaxTakumar-A Zoom 70-200mm F/4 Macro	PENTAX K	Macro	1989	70-200mm	f/4	680g
PentaxTakumar-A Zoom 70-210mm F/4.5-5.6	PENTAX K	Zoom	—	70-210mm	f/4.5	405g
PentaxTakumar-F Zoom 28-80mm F/3.5-4.5	PENTAX K	Zoom	1988	28-80mm	f/3.5	408g
PentaxTakumar-F Zoom 35-70mm F/3.5-4.5	PENTAX K	Zoom	1988	35-70mm	f/3.5	235g
PentaxTakumar-F Zoom 70-200mm F/4-5.6	PENTAX K	Zoom	1989	70-200mm	f/4	555g
PentaxTAKUMAR-F Zoom 70-210mm F/4-5.6	PENTAX K	Zoom	1988	70-210mm	f/4	555g
PorstColor Reflex Auto 55mm F/1.2 MC F Type 1	PENTAX K	Mirror	—	55mm	f/1.2	320g
PorstColor Reflex Auto 55mm F/1.2 MC F Type 2	PENTAX K	Mirror	—	55mm	f/1.2	325g
PorstColor Reflex MC Auto 55mm F/1.2	PENTAX K+ M42	Mirror	—	55mm	f/1.2	360g
PorstColor Reflex MC Auto 55mm F/1.2 F	PENTAX K	Mirror	—	55mm	f/1.2	360g
RicohRiconar 55mm F/2.2	PENTAX K	Prime	1978	55mm	f/2.2	140g
RicohRikenon 100mm F/3.5	PENTAX K	Telephoto	1996	100mm	f/3.5	—
RicohRikenon 135mm F/2.8	PENTAX K	Telephoto	1978	135mm	f/2.8	—
RicohRikenon 200mm F/4	PENTAX K	Telephoto	1978	200mm	f/4	—
RicohRikenon 28-100mm F/4 Macro	PENTAX K	Macro	—	28-100mm	f/4	—
RicohRikenon 28-200mm F/3.5-5.6	PENTAX K	Zoom	1991	28-200mm	f/3.5	—
RicohRikenon 28mm F/2.8	PENTAX K	Wide	1977	28mm	f/2.8	—
RicohRikenon 28mm F/3.5	PENTAX K	Wide	—	28mm	f/3.5	190g
RicohRikenon 300mm F/4.5 APO	PENTAX K	Telephoto	1982	300mm	f/4.5	—
RicohRikenon 35-70mm F/3.5-4.8 Macro	PENTAX K	Macro	1981	35-70mm	f/3.5	—
RicohRikenon 50mm F/1.7	PENTAX K	Portrait	1981	50mm	f/1.7	—
RicohRikenon 50mm F/2	PENTAX K	Portrait	1981	50mm	f/2	135g
RicohRikenon 55mm F/1.7	PENTAX K	Portrait	—	55mm	f/1.7	—
RicohRikenon 70-150mm F/3.5 Macro	PENTAX K	Macro	1977	70-150mm	f/3.5	—