Tamron 28-200mm F/2.8-5.6 Di III RXD (Model A071) — dimension sheet Source: Xem Studio, https://xemstudio.com/objects/tamron-28-200mm-f2-8-5-6-di-iii-rxd-a071/ (sheet CC BY 4.0) Basis: Manufacturer specifications (Tamron Americas) Catalog version: 2026-10-20 Overall (mm): length 74, width 74, height 117 - Tamron 28-200mm F/2.8-5.6 Di III RXD (Model A071) measures 74 mm in diameter and 117 mm long (2.91 × 4.61 in) per Tamron Americas's specifications. - Filter thread is 67 mm. Use these for lens-cap holders, hood adapters, padded case inserts and storage racks. - No CAD file: the maker publishes only overall sizes, and a plain box or cylinder is not useful design geometry. The table is the published data; parts with real geometry have their own pages. dimension value Maximum diameter 74 mm (2.91 in) Length 117 mm (4.61 in) Filter thread 67 mm Weight 575 g Mount Sony E-mount Model A071 Files elsewhere (not hosted by Xem Studio; license as stated by the publisher): - Tamron Americas: Tamron General Lens Catalog (PDF, specifications table) — web — Publisher's page; dimensions are facts — https://tamron-americas.com/wp-content/uploads/2024/11/all-lenses-1.pdf No true-size file yet: the published figures do not fix the whole shape; a measured scan is planned. API: https://xemstudio.com/api/geometry?object=tamron-28-200mm-f2-8-5-6-di-iii-rxd-a071