- Lens compatibility: 100-400mm F5-6.3 DG DN OS | Contemporary / 105mm F2.8 DG DN MACRO | Art
- Lens construction: 7 elements in 4 groups
- Shooting Range / Shooting Ratio: 2 times of magnification from the original lens
- Maximum dimensions: diameter of 65.2mm
- Length: 46.9mm
- Mount reference plane spacing: 31.2mm / 1.2in.
- Weight: 205g / 7.2oz.