In 1969, Pentax introduced the 35, 55, 75, 105, 150, 200, 300, 400, 600, 800 lenses labeled "Super Takumars." 1971 saw improved lens coatings and a name change to "Super-Multi-Coated Takumars." The 90 LS, 135, 500 and 1000 lenses were also added to the lineup at this time. The early 80's saw the introduction of the 45, 75 Shift, 120, 165, 400ED, and 800 ED lenses. The 55 and 90 lenses had optical