Camera Flash Lot 6pc Untested Vivitar 285HV 2800 2500 3500 Altura Kodak Ektron Untested! Collection of six vintage and modern camera flash units, ideal for photography enthusiasts or collectors. This lot includes four Vivitar models: the 2800 (with original box), 285HV Zoom Thyristor with Vari Power, 2500 Zoom Thyristor, and 3500 Zoom Thyristor. Also included are an Altura Photo AP-FLS-UN1 Universal Flash and a vintage Kodak Ektron A Electronic Flash Unit. These units offer a range of features from manual power control to automatic thyristor circuitry, suitable for various film and digital camera setups. All units show typical signs of use including minor surface scuffs and wear consistent with age.