Camera similar to Zenit-312m, but with "DX" code.
DX supposedly means automatic recognition of film speed.
Produced: c. 2000
Name: „Zenit-412dx“
Producer: KMZ "Made in Russia".
Frame size: 24x36.
Lens: MC Zenitar-M2s 2/50.
Shutter: 1/30s-1/500s + B.
Quantity: 21.257 units. (Sovietcams.com)