Name Manufacturer / Model	Mount Bayonet	Type Category	Year Released	Focal mm	Aperture f/	Weight g
PentaxD FA* 70-200mm F/2.8ED DC AW	PENTAX K	Zoom	—	70-200mm	f/2.8	1755g
PentaxDA 18-50mm F/4.5-5.6 DC WR RE	PENTAX K	Zoom	2015	18-50mm	f/4.5	158g
PentaxFA 28-105mm F/4-5.6 Power Zoom	PENTAX K	Zoom	—	28-105mm	f/4	—
PentaxP FA 24-90mm F/3.5-4.5 AL SMC	PENTAX K	Zoom	—	24-90mm	f/3.5	—
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 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	—
Pentax-AZoom 35-70mm F/4 SMC	PENTAX K	Zoom	—	35-70mm	f/4	—
Pentax-AZoom 35-70mm F/4.0 SMC	PENTAX K	Zoom	—	35-70mm	f/4	—
Pentax-AZoom 70-200mm F/4	PENTAX K	Zoom	—	70-200mm	f/4	—
Pentax-A*85mm F/1.4	PENTAX K	Portrait	—	85mm	f/1.4	—
Pentax-DA18-135mm F/3.5-5.6 ED AL DC WR	PENTAX K	Zoom	—	18-135mm	f/3.5	—
Pentax-FZoom 28-80mm F/3.5-4.5	PENTAX K	Zoom	—	28-80mm	f/3.5	—
Pentax-FZoom 28-80mm F/3.5-4.5 SMC	PENTAX K	Zoom	—	28-80mm	f/3.5	—
Pentax-FZoom 70-200mm F/4-5.6	PENTAX K	Zoom	—	70-200mm	f/4	—
Pentax-FAJ28-80mm F/3.5-5.6 AL SMC	PENTAX K	Zoom	—	28-80mm	f/3.5	—
Petri135mm F/2.8 MC	PENTAX K	Telephoto	—	135mm	f/2.8	—
Petri135mm F/3.5 MC	PENTAX K	Telephoto	—	135mm	f/3.5	—
Petri28mm F/2 MC	PENTAX K	Wide	—	28mm	f/2	—
Petri28mm F/2.0 MC	PENTAX K	Wide	—	28mm	f/2	—