Compare MountsB3 Mount vs D MountCompare specifications and details of B3 Mount and D Mount.Comparison: B3 Mount and D MountBelow you can compare all the available specifications of B3 Mount and D Mount, in order to figure out which one suits you best.B3 MountD MountBrandOtherFlange Focal Distance (FFD)58 mm12.29 mmStoresAmazon, eBay, AdoramaAmazon, eBay, Adorama Gear: B3 Mount D Mount URL to This Page: https://indiefilming.com/compare/b3-mount/d-mount