Constant aperture telephoto zoom lens with image stabilization for Canon EF mount DSLR cameras.
The Tamron 70-210mm f/4 Di VC USD is a constant-aperture telephoto zoom for full-frame Canon EF mount cameras. Di indicates full-frame coverage; VC = Vibration Compensation; USD = Ultrasonic Silent Drive autofocus. Released in 2018 as a more affordable alternative to the 70-200mm f/4 options from Canon and Nikon.
70–210mm zoom range, f/4 constant maximum aperture, VC (Vibration Compensation), USD (ultrasonic AF), Di (full-frame), moisture-resistant construction, Canon EF mount.
The Tamron 70-210mm f/4 Di VC USD offers constant-aperture telephoto zoom performance with VC stabilisation at a lower price point than Canon's EF 70-200mm f/4 L IS II. The 210mm reach (vs 200mm) provides a small but useful additional telephoto range. A practical telephoto option for portrait, sports, and wildlife photography on a budget.
Test VC function across the zoom range. Confirm AF accuracy with USD motor. Inspect for fungus, haze, and coating condition. Confirm Canon EF mount contacts are clean. Test zoom smoothness.