Hi Tim,

They made three species up until this page was last updated:
http://people.smu.edu/rmonagha/third/table1.txt


                   .fl            yr

vivitar         90   2.5 77    $430   $1,191   auto        tele Series I


vivitar         90   2.5 86    $360     $532   auto        tele Series I
(1:1 macro)

vivitar         90   2.5 86    $370     $547   auto        tele, macro

There might be more, I don`t know, but mine is the one made in 77, $430 back
then
(and still is) was a good chunk of change.
Steve Larson
Redondo Beach, California

Timothy Sherburne wrote:
> Aren't there a couple variations of this lens? IIRC there was an earlier
> model with 62mm filter threads and slightly different coatings.
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