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Tamron released firmware version 3 for the Tamron 17-28mm F/2.8 Di III RXD to reduce shutter and flash lag. Model Product Mount Latest Version Last Update Date A046 17-28mm F/2.8 Di III RXD Sony Ver.3 2020.6.22 Ver.3 This update improves the following issues: When you use flashes, there is a delay from the time the […]