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A telephoto photo of a man's face

Pentax K Telephoto lenses made by Tamron that have a generic focus motor

#1

Tamron 70-300mm f/4-5.6 Di LD Macro Pentax K

Tamron 70-300mm f/4-5.6 Di LD Macro Pentax K

"This lens gives you a functional telephoto lens for the price. Operation is smooth and the image quality is good." bhphotovideo.com

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Focus motor Generic motor
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Length 117 mm
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Zoom range 4.3x
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Aperture f/4
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Fixed aperture No
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Min focal length 70 mm
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Max focal length 300 mm
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Weight 435 g
#2

Tamron 18-200mm f/3.5-6.3 XR Di-II Macro Pentax K

Tamron 18-200mm f/3.5-6.3 XR Di-II Macro Pentax K

"The variable zoom is so versatile, it has become the only lens we carry." bhphotovideo.com

 
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Great zoom range
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11.1x
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Focus motor Generic motor
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Length 84 mm
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Zoom range 11.1x
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Aperture f/3.5
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Fixed aperture No
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Min focal length 18 mm
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Max focal length 200 mm
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Weight 398 g
#3

Tamron 28-300mm f/3.5-6.3 XR Di Pentax K

Tamron 28-300mm f/3.5-6.3 XR Di Pentax K

"We like the 300 mm zoom for bird photos. The auto focus is nice for first time users and occasional users." bhphotovideo.com

 
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Great zoom range
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10.7x
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Focus motor Generic motor
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Length 84 mm
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Zoom range 10.7x
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Aperture f/3.5
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Fixed aperture No
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Min focal length 28 mm
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Max focal length 300 mm
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Weight 420 g
#4

Tamron 70-200mm f/2.8 Di LD Macro Pentax K

Tamron 70-200mm f/2.8 Di LD Macro Pentax K

"Very nice lens, sharp in all range/all apertures, nice bokeh, decent focus speed, good built, equipped very well, cheap, not having any problems with it." bhphotovideo.com

 
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Fixed aperture
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The same maximum aperture at all focal lengths
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Focus motor Generic motor
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Length 193 mm
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Zoom range 2.9x
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Aperture f/2.8
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Fixed aperture Yes
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Min focal length 70 mm
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Max focal length 200 mm
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Weight 1.1 kg
#5

Tamron SP 90mm f/2.8 Di Macro Pentax K

Tamron SP 90mm f/2.8 Di Macro Pentax K

"This lens is a must-have for macros at a great price. I am thoroughly enjoying the sharp 1:1 macros. Last weekend I used it as a 90mm portrait and the results were excellent too." bhphotovideo.com

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Focus motor Generic motor
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Length 97 mm
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Zoom range 1x
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Aperture f/2.8
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Fixed aperture n/a
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Min focal length 90 mm
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Max focal length 90 mm
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Weight 405 g