Vivitar 28mm f 2.8 Best Affordable Wide Angle Lens - YouTube
Canon EF 28mm f/1.8 USM Wide-Angle Lens | Woodland Hills
This Cheap Wide Angle Lens is one of the FASTEST 28mm Ever Made — Mathieu Stern
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Sigma 28mm f/1.8 EX DG Wide Angle Camera Lens for Canon READ #T28287 | 海賊つうしん。
Canon FD Mount 28 mm F2.8 S.C. Wide Angle Lens - SLR Film Cameras