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Lens category
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Pentax Lenses that have a f/2.8 or faster aperture

#1

Pentax SMC FA 50mm f/1.4

Pentax SMC  FA 50mm f/1.4
 
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Wide aperture
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f/1.4
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Aperture f/1.4
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Zoom range 1x
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Min focal length 50 mm
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Auto focus Yes
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Max focal length 50 mm
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Fixed aperture n/a
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Weight 221 g
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Fisheye No
#2

Pentax SMC FA 77mm f/1.8

Pentax SMC  FA 77mm f/1.8

"Great multi-purpose performing lens, particularly if you want to travel light and leave the bag at home." bhphotovideo.com

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Aperture f/1.8
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Zoom range 1x
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Min focal length 77 mm
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Auto focus Yes
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Max focal length 77 mm
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Fixed aperture n/a
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Weight 269 g
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Fisheye No
#3

Pentax SMC 35mm DA L f/2.4 AL

Pentax SMC 35mm DA L f/2.4 AL
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Aperture f/2.4
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Zoom range 1x
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Min focal length 35 mm
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Auto focus Yes
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Max focal length 35 mm
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Fixed aperture n/a
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Weight 125 g
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Fisheye No
#4

Pentax SMC FA 31mm f/1.8

Pentax SMC  FA 31mm f/1.8

"The autofocus is fast and accurate and its size and weight balances out the K7 with or without the battery grip." bhphotovideo.com

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Aperture f/1.8
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Zoom range 1x
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Min focal length 31 mm
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Auto focus Yes
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Max focal length 31 mm
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Fixed aperture n/a
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Weight 346 g
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Fisheye No
#5

Pentax SMC 55mm f/1.4 DA* SDM

Pentax SMC 55mm f/1.4 DA* SDM

"This lens produces an accurate reproduction. The f/1.4 aperature has opened-up a whole new range of photo oppurtunities." bhphotovideo.com

 
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Wide aperture
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f/1.4
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Aperture f/1.4
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Zoom range 1x
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Min focal length 55 mm
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Auto focus Yes
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Max focal length 55 mm
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Fixed aperture n/a
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Weight 375 g
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Fisheye No
#6

Pentax SMC FA 43mm f/1.9

Pentax SMC  FA 43mm f/1.9
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Aperture f/1.9
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Zoom range 1x
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Min focal length 43 mm
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Auto focus Yes
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Max focal length 43 mm
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Fixed aperture n/a
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Weight 156 g
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Fisheye No
#7

Pentax SMC DA* 50-135mm f/2.8 ED SDM

Pentax SMC  DA* 50-135mm f/2.8 ED SDM

"Great lens for taking pictures of the kids, fast, smooth zoom and I don't have to be in their face to get a shot, very sharp pictures..." bhphotovideo.com

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Aperture f/2.8
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Zoom range 2.7x
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Min focal length 50 mm
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Auto focus Yes
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Max focal length 135 mm
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Fixed aperture Yes
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Weight 0.7 kg
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Fisheye No
#8

Pentax SMC DA FA 100mm f/2.8 WR Macro

Pentax SMC  DA FA 100mm f/2.8 WR Macro
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Aperture f/2.8
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Zoom range 1x
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Min focal length 100 mm
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Auto focus Yes
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Max focal length 100 mm
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Fixed aperture n/a
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Weight 340 g
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Fisheye No
#9

Pentax SMC DA 50mm f/1.8

Pentax SMC  DA 50mm f/1.8
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Aperture f/1.8
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Zoom range 1x
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Min focal length 50 mm
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Auto focus Yes
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Max focal length 50 mm
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Fixed aperture n/a
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Weight 122 g
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Fisheye No
#10

Pentax SMC DA* 200mm f/2.8 ED SDM

Pentax SMC  DA* 200mm f/2.8 ED SDM

"Unbelievable image clarity with zero distortion. Impressive build and quality workmanship." bhphotovideo.com

 
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Great telephoto lens
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200 mm
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Aperture f/2.8
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Zoom range 1x
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Min focal length 200 mm
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Auto focus Yes
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Max focal length 200 mm
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Fixed aperture n/a
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Weight 0.8 kg
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Fisheye No