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Amazon.com : Pentax HD 16-50mm F2.8ED PLM AW Large-Aperture Standard Zoom Lens [High-Speed AF] [High-Performance HD Coating] [Dust-Proof/Weather-Resistant Construction] [Circular Diaphragm] (28030) : Electronics
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Amazon.com : PENTAX DFA Macro 50mm F2.8K Mount Monofocal Macro Lens Full Size APS-C 21530 : Camera Lenses : Electronics
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Amazon.com : Pentax HD 16-50mm F2.8ED PLM AW Large-Aperture Standard Zoom Lens [High-Speed AF] [High-Performance HD Coating] [Dust-Proof/Weather-Resistant Construction] [Circular Diaphragm] (28030) : Electronics
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