Vtg Vivitar Zoom Thyristor 3500 Dedicated Electronic Flash Owner Manual & Guide

The vintage Vivitar Zoom Thyristor 3500 Dedicated Electronic Flash Manual & Guide is a shoe mount flash unit designed by the brand Vivitar. This specific model, the 3500, offers features such as zoom and tilt capabilities, allowing for more precise control over lighting setups in photography. As a dedicated electronic flash unit, this Vivitar Zoom Thyristor is a reliable and versatile accessory for photographers looking to enhance their lighting effects.