Read Sony SAL1680Z Service Manual online
4-16
SAL1680Z (Vario-Sonnar DT 3.5-4.5/16-80 ZA) (Vario-Sonnar T
*
DT 16-80mm F3.5-4.5 ZA)
4-2-2. Aperture Diameter Adjustment
Since the aperture blades remain a little in the optical path when the lens is set to the open F value, the aperture diameter changes when
zoom-operated. Therefore, adjust in the procedure below.
Equipment
• Adhesive bond (B-10)
• Maxium Aperture Jig
• Universal Wrench
• Chip-A for Universal Wrench
• Chip-B for Universal Wrench
1. Preparation
1)
Remove parts indicated in Fig.4-2-8 from the lens unit.
2)
Set the zoom to 80mm.
3)
Install the maximum aperture jig and open the aperture.
Fig.4-2-8
A Light Shield Plate A
2nd Lens Block
Front Decoration Plate
1st Lens Block
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