(But of course it does not affect the photos.). I will provide courteous and responsive service. I will look it for you. There is no problem or impact when taking photos.
Sigma 1.4x EX DG APO Tele Converter - Nikon
Sigma 80-400mm EX DG APO OS For Nikon
Sigma 105mm F2.8 EX DG Macro Lens for 4/3 Mount - EX 2.8/105 DG Macro Lens
Sigma 258101 105mm f/2.8 EX DG OS HSM Macro Lens Canon DSLR Cameras, Black
Sigma 258306 105mm F2.8 EX DG OS HSM Macro Lens for Nikon DSLR Camera , Black
Sigma 583306 17-50mm f2.8 EX DC HSM Optical Stabilised lens for Nikon Digital SLR Cameras with APS-C Sensors
