SIGMA 18-50mm F2.8 DC DN | Contemporary: B&H Photo / Amazon / Adorama Apology regarding the supply status of the “SIGMA 18-50mm F2.8 DC DN | Contemporary for Canon RF Mount” Thank you for your continued patronage of Sigma products. We have received more orders than we expected for the “SIGMA 18-50mm F2.8 DC DN | Contemporary … Continue reading SIGMA 18-50mm F2.8 DC DN | Contemporary for Canon RF Mount High Demand