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Pentax K Lenses for less than $500

#1

Pentax SMC FA 50mm f/1.4

Pentax SMC  FA 50mm f/1.4

"The pictures are very sharp. Low light is fantastic. I have not found anything I dislike about it." bhphotovideo.com

 
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Wide aperture
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f/1.4
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Fisheye No
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Length 38 mm
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Zoom range 1x
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Min focal length 50 mm
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Aperture f/1.4
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Diameter 64 mm
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Max focal length 50 mm
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Weight 221 g
#2

Pentax SMC HD DA 35mm f/2.8 Macro

Pentax SMC HD DA 35mm f/2.8 Macro
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Fisheye No
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Length 46 mm
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Zoom range 1x
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Min focal length 35 mm
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Aperture f/2.8
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Diameter 64 mm
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Max focal length 35 mm
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Weight 213 g
#3

Pentax SMC 35mm DA L f/2.4 AL

Pentax SMC 35mm DA L f/2.4 AL
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Fisheye No
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Length 46 mm
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Zoom range 1x
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Min focal length 35 mm
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Aperture f/2.4
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Diameter 64 mm
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Max focal length 35 mm
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Weight 125 g
#4

Pentax SMC 35mm f/2 FA AL

Pentax SMC 35mm f/2 FA AL
 
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Wide aperture
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f/2
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Fisheye No
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Length 46 mm
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Zoom range 1x
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Min focal length 35 mm
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Aperture f/2
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Diameter 64 mm
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Max focal length 35 mm
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Weight 200 g
#5

Pentax SMC DA 50mm f/1.8

Pentax SMC  DA 50mm f/1.8
 
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Wide aperture
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f/1.8
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Fisheye No
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Length 38 mm
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Zoom range 1x
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Min focal length 50 mm
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Aperture f/1.8
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Diameter 64 mm
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Max focal length 50 mm
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Weight 122 g
#6

Pentax SMC DA 18-135mm f/3.5-5.6 ED AL DC WR

Pentax SMC  DA 18-135mm f/3.5-5.6 ED AL DC WR
 
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Great zoom range
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7.5x
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Fisheye No
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Length 76 mm
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Zoom range 7.5x
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Min focal length 18 mm
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Aperture f/3.5
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Diameter 74 mm
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Max focal length 135 mm
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Weight 405 g
#7

Pentax SMC DA FA 100mm f/2.8 WR Macro

Pentax SMC  DA FA 100mm f/2.8 WR Macro

"I bought this in conjunction with the 160fc ringflash, perfect match for this lens.. Aside from being exellent at macro, I found this lens to be stuningly vibrant and contrasty for normal shooting.." bhphotovideo.com

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Fisheye No
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Length 64 mm
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Zoom range 1x
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Min focal length 100 mm
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Aperture f/2.8
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Diameter 81 mm
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Max focal length 100 mm
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Weight 340 g
#8

Pentax SMC HD Pentax-DA 55-300mm f/4-5.8 ED WR

Pentax SMC HD Pentax-DA 55-300mm f/4-5.8 ED WR
 
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Great telephoto lens
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300 mm
 
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Great zoom range
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5.5x
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Fisheye No
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Length 112 mm
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Zoom range 5.5x
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Min focal length 55 mm
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Aperture f/4
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Diameter 71 mm
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Max focal length 300 mm
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Weight 466 g
#9

Pentax SMC D FA 50mm f/2.8 Macro

Pentax SMC  D FA 50mm f/2.8 Macro

"Very sharp lens, excellent image quality, great colours in the images. A great 50 mm all-rounder." bhphotovideo.com

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Fisheye No
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Length 66 mm
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Zoom range 1x
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Min focal length 50 mm
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Aperture f/2.8
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Diameter 66 mm
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Max focal length 50 mm
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Weight 264 g
#10

Pentax SMC DA 10-17mm f/3.5-4.5 ED

Pentax SMC  DA 10-17mm f/3.5-4.5 ED

"I am very pleased with this lens so far. It is built well and shots are very clear. " bhphotovideo.com

 
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Fisheye
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Extremely wide circular images
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Fisheye Yes
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Length 71 mm
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Zoom range 1.7x
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Min focal length 10 mm
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Aperture f/3.5
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Diameter 69 mm
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Max focal length 17 mm
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Weight 320 g