IMPORTANT: PLEASE PAY ATTENTION THAT WITH MAJORITY OF MODERN CAMERAS THIS LENS WILL BE ONLY AS MACRO OR SUPER MACRO LENS WITHOUT INFINITY FOCUSING!
HAND MADE! BODY OF INDUSTAR-50-2 M42 mount WAS UNITED WITH GLASS PART OF 10-blades LOMO INDUSTAR-73 f2.8/40mm from LOMO-135 MOTOR DRIVE CAMERA. SO NOW IT IS M42 LENS.
GLASSES & APERTURE BLADES FROM INDUSTAR 50-2 LENS WERE REMOVED. FOCUS PART (SMOOTH WORK) IS FROM INDUSTAR-50-2 LENS, APERTURE RING & BLADES ARE ON INDUSTAR-73 BODY (APERTURE IS STIFF DUE TO SPECIFIC CONSTRUCTION OF INDUSTAR-73 LENS).