Carl Zeiss (today reunified) have historically been pioneers in the field of optics with many innovations in design carrying through to this day. Zeiss glass has an almost legendary look and while many of the most highly regarded lenses came out of the West, the East German produced lenses should not be overlooked. I’ve been building a collection of vintage primes primarily for cinematography use and have chosen a specific range of Carl Zeiss Jena lenses from the mid 1960s that were originally made for a medium format camera system called the Pentacon Six…