New Tamron patents have been found for a Tamron 100-400mm with internal zoom, 28-400mm F3.5-6.3, and 50-500mm. overview [Publication number] P2025077582 [Release date] 2025-05-19 [Name of invention] Zoom lens and imaging device [Application date] 2023-11-07 [Applicant] [Identification number] 000133227 [Name or company name] Tamron Co., Ltd. A compact, high-performance zoom lens and imaging device are […]