Vivitar Series 1 90-180mm F/4.5 Flat Field
- Mount
- M42
- Focal Length
- 90-180mm
- Max Aperture
- F/4.5
- Type
- Telephoto
- Brand
- Unknown
Vivitar Series 1 M42 mount flat-field zoom lens with focal length range 90–180mm and maximum aperture f/4.5, intended for general telephoto use. The flat-field design targets flatter image quality across the frame.
Last verified: 2026-04-27