Name Manufacturer / Model	Mount Bayonet	Type Category	Year Released	Focal mm	Aperture f/	Weight g
PentaxSMC 6x7 90mm F/2.8	PENTAX 67	Telephoto	—	90mm	f/2.8	—
PentaxSmc DA 12-24mm F/4.0 ED AL IF	PENTAX K	Wide	2005	12-24mm	f/4	430g
PentaxSmc DA 17-70mm F/4.0 AL IF SDM	PENTAX K	Zoom	2008	17-70mm	f/4	485g
PentaxSmc DA 18-135mm F/3.5-5.6ED AL [IF] DC WR	PENTAX K	Zoom	—	18-135mm	f/3.5	405g
PentaxSmc DA 18-135mm F/3.5-5.6ED AL DC WR	PENTAX K	Zoom	—	18-135mm	f/3.5	405g
PentaxSmc DA 18-250mm F/3.5-6.3	PENTAX K	Zoom	—	18-250mm	f/3.5	455g
PentaxSmc DA 18-55mm F/3.5-5.6 ED AL II IF	PENTAX K	Zoom	2008	18-55mm	f/3.5	220g
PentaxSmc DA 55-300mm F/4.0-5.8 ED	PENTAX K	Zoom	2008	55-300mm	f/4	440g
PentaxSmc DA* 60-250mm F/4.0 ED IF SDM	PENTAX K	Zoom	2008	60-250mm	f/4	1040g
PentaxSMC FA 31mm F/1.8 AL ED Limited	PENTAX K	Wide	—	31mm	f/1.8	—
PentaxSMC FA 43mm F/1.9 Limited	M39	Prime	—	43mm	f/1.9	—
PentaxSMC K 135mm F/2.5	PENTAX K	Telephoto	—	135mm	f/2.5	—
PentaxSMC P-FA J 75-300mm F/4.5-5.8 AL	PENTAX K	Zoom	—	75-300mm	f/4.5	—
PentaxSMC Takumar 6x7 90mm F/2.8 Leaf Shutter	PENTAX 67	Telephoto	—	90mm	f/2.8	—
PentaxSuper Takumar 6x7 150mm F/2.8	PENTAX 67	Telephoto	—	150mm	f/2.8	—
PentaxSuper-Multi-Coated Reflex-Takumar 1000mm F/8	PENTAX 67	Mirror	—	1000mm	f/8	—
PentaxSuper-Multi-Coated Takumar 6x7 500mm F/5.6	PENTAX 67	Telephoto	—	500mm	f/5.6	—
PentaxSuper-Takumar 6x7 300mm F/4	PENTAX 67	Telephoto	—	300mm	f/4	—
PentaxSuper-Takumar 6x7 55mm F/3.5	PENTAX 67	Prime	—	55mm	f/3.5	—
PentaxSuper-Takumar 6x7 75mm F/4.5	PENTAX 67	Prime	—	75mm	f/4.5	—
PentaxTakumar 6x7 400mm F/4	PENTAX 67	Telephoto	—	400mm	f/4	—
PentaxTakumar 6x7 600mm F/4	PENTAX 67	Telephoto	—	600mm	f/4	—
PentaxTakumar 6x7 800mm F/4	PENTAX 67	Telephoto	—	800mm	f/4	—