![rokkorx75](https://www.thefisheyelist.com/wp/wp-content/uploads/1977/02/rokkorx75.jpg)
![](https://i0.wp.com/www.thefisheyelist.com/wp/wp-content/uploads/2021/02/7-5mm-minoltafishscheme-1.jpg?resize=560%2C456&ssl=1)
The main image picture is courtesy of Koji Kawakami.
Produced from 1975 to 1977, tis is the first iteration, aesthetics do match MC-X line. Fixed focus fisheye lens, apertures from /4 to /22.
Built-in Filters: 1A-FLD-Y52-R60-80B-85
It’s named to be a fantastic, ultra-sharp circular fisheye, one of the sharpest ever built.
versions:
The MD subsequent versions are very similar, with improved coating and new aesthetics other than the new functionalities of MD mount.
links
thanks to:
minolta.eazypix.de, rokkor files, Andrea Aprà for the informations