Kiron 30-80MM F/3.5-4.5, Руководство по эксплуатации и ремонту

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DIAPHRAGM ADJUSTMENT
2.17 Set the lens to minimum aperture (f/16 at the W-index). Loosen the three screws (53),
which hold the Diaphragm Housing Assembly (527M) to the Inner Helicoid (44), and rotate
the Diaphragm Housing Assembly until the width of the iris aperture is 3.0mm, when
measured as indicated in Figure 6. Tighten the three screws (53) and apply cement to each
of them.
2.18 Replace the 2nd Lens Group (502) using tool #R56001/K56025.
2.19 Replace the 1st Lens Group (501) with Front Focusing Spacers (6).
2.20 Replace the Front Ring (3) and tighten the setscrew (4).
2.21 Replace the Name Ring (1) and tighten the setscrew (2).
2.22 Replace the Grip (8).