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Amazon.com : Pentax SMC M 28mm F2.8 Lens : Slr Camera Lenses : Electronics
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Amazon.com : PENTAX smc PENTAX XW30-R, 2-Inch Eyepiece for Telescopes High-Performance Eyepiece with an Extra-Wide 70°Apparent Angle of View, 20mm Eye Relief Original Multi-Layer Coating All-Weather Made in Japan : Electronics
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Amazon.com : Pentax SMC M 28mm F2.8 Lens : Slr Camera Lenses : Electronics
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