---
title: "Tamron 12-20mm F2.8 Di III Ultra-Wide Full Frame Lens Announced; First Look YouTube Video at B&H Photo"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/292714410.md"
description: "Tamron announced the new 12-20mm F2.8 Di III ultra-wide full-frame mirrorless zoom lens, designed for Sony E Mount cameras. Proclaimed as the widest of its kind, it features a constant f/2.8 aperture throughout the zoom range. The announcement took place in New York on July 15, 2026."
datetime: "2026-07-15T05:02:29.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/292714410.md)
  - [en](https://longbridge.com/en/news/292714410.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/292714410.md)
generator: "portal-rs"
---

# Tamron 12-20mm F2.8 Di III Ultra-Wide Full Frame Lens Announced; First Look YouTube Video at B&H Photo

Tamron has recently introduced their latest ultra-wide lens, the 12-20mm f/2.8 Di III, proclaimed as the widest full-frame mirrorless zoom lens to date. The new lens is specifically designed for Sony E Mount cameras. This announcement was made in New York on July 15, 2026. This new lens offers photographers the ability to capture expansive scenes with a wide field of view, while maintaining a fast f/2.8 aperture throughout the zoom range. These features make it an attractive option for those looking to enhance their photography capabilities.

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> **Disclaimer: This article is for reference only and does not constitute any investment advice.**