FED Mikron (ФЭД Микрон) is a half-frame camera manufactured in the USSR in 1967-85 in a total of about 110,000 pieces.
It is also known under the name FED-30, it is a copy of Konica EYE from the same period.
It has a full automation of exposure controlled by a selenium and no battery requiring light meter located on the lens.
The lens is very bright Helios-89 30mm / f1.9, the shutter has a wide range of times 1/30 to 1 / 800s and also a bulb time.
Sample photos taken with this camera: