The Tamron 100-400mm f/4.5-6.3 Di VC USD (A035) is a telephoto zoom lens for Canon EF full-frame and APS-C DSLRs, offering a versatile reach with vibration compensation and moisture-resistant construction. It features a flexibly rotating zoom lock mechanism and supports Tamron's TAP-in Console for firmware updates and customization. The lens is part of Tamron's Di-series lineup for DSLR mounts.
Product released: November 1, 2017
Latest firmware version
Version 3, released February 19, 2019
What's new in version 3
This update improves the following:1. VC operation2. AF follow-up performanceUpdated Serial Number: 010459 or later