K100d flowers Sigma 18-50mm 2.8 EX DC Macro 35mm K1000 Parks Pentax Optio 750Z B&W Macro SMC FA 50mm 1.4 Olympus E-PL1 PENTAX K-50 Peter Winter Wildlife Pentax MZ-3 Beach Olympus XZ-1 Zuiko 17mm Minolta MC 55mm f/1.7