Vivitar DF-383 Camera Lens User Manual


 
Manual Motor Zoom Control
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The "Zoom" key permits you to change the zoom reflector's
position independently of the focal length of the lens. The LCD
display then indicates "M" and adjusts the zoom position of the
reflector.
By slightly tapping the "Zoom" key you can select the zoom
position in the following sequence: 24-28-35-50-70-85mm.
Auto Zoom positionM24M28M35 M50M70M85Auto Zoom
position