Vivitar Series 1 (Komine) 28-90mm f/2.8-3.5 - Sample Images
Info and Reviews:
Introduced: 1984
Optical design: 14 elements in 12 groups
Lens mount: Pentax K (PK and PKA), M42, Canon FD, Nikon F, Olympus OM, Minolta SR
Covers: Full-frame (24×36mm)
More Info / Review:
http://jfcampbell.us/photo/vivitar28-90.htm
http://www.pentaxforums.com/userreviews/vivitar-series-1-28-90mm-f2-8-3-5.html
http://www.vintagelensreviews.com/vlr/reviews/vivitar-komine-series-1-28-90-mm-f2-8-3-5/
