Vivitar 100mm f/2.8 Auto Telephoto - Sample Images
Info and Reviews:
Introduced: ??
Optical design: ?? elements in ?? groups
Lens mount: Only know of Nikon F (non-AI) but probably made for most mounts popular during the 70s - 80s
Covers: Full-frame (24×36mm)
More info / Review:
http://www.blog.bkspicture.com/review_Vivitar_100mm_f2_8_auto_telephoto_Nikon_F_mount.html
