sentences:  The 35 mm–70 mm AF Zoom was not the first autofocus lens of any kind to reach consumers.In addition to the trivial examples of the fixed lenses on the AF cameras mentioned above, interchangeable 35 mm SLR AF lenses had come out just before it from Canon, Ricoh and Chinon with self-contained non-TTL AF sensors, computer and motor.The ME F, a heavily modified version of the Pentax ME Super of 1979, was a member of the Pentax M-series SLRs, along with the Pentax ME (1976), MX (1977), MV (1979), MV-1 (1980), and MG (1982).