Twittern Buy HD Pentax-DA AF Rear Converter 1.4x AW - Camera Accessories Optional Accessories DA 12-24mm F4 DA* 16-50mm F2.8 ED AL [IF] SDM DA 17-70mm F4 AL (IF) SDM HD PENTAX-DA 20-40mm F2.8-4 ED Limited DC WR DA* 50-135mm F2.8 ED [IF] SDM HD PENTAX-DA 55-300mm F4-5.8ED WR DA 55-300mm F4-5.8 ED DA* 60-250mm F4 ED [IF] SDM DA 14mm F2.8 ED (IF) smc DA 35mm F2.4 AL HD PENTAX-DA 35mm F2.8 Macro Limited DA 35mm F2.8 macro Limited HD PENTAX-DA 40mm F2.8 Limited smc PENTAX-DA 40mm F2.8 Limited smc DA 50mm F1.8 DA* 55mm F1.4 SDM HD PENTAX-DA 70mm F2.4 Limited smc DA 70mm F2.4 AL Limited DA* 200mm F2.8 ED [IF] SDM DA* 300mm F4 ED [IF] SDM DA 560mm F5.6 ED AW smc PENTAX-D FA MACRO 50mm F2.8 D-FA 100mm F2.8 Macro WR