Sony FE 28-70 mm f/ 3.5-5.6 OSS Lens Specification Guide

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2-2
SAL28F28 (2.8/28) (28mm F2.8)
2-1.
DISASSEMBLY
2-1-1. MIRROR TUBE BLOCK, FOCUS RING AND FRONT LENS HOLDER BLOCK
1G1 Stopper Ring
2Mirror Tube Block
4Front Lens 
    Holder Block
3Focus Ring
A
B
5Fixed Holding Tube
B
A
Note: 
Name ring wrench B (49 mm)
Remove the G1 stopper ring using the  
name ring wrench B (49 mm).
Name ring wrench B (49 mm):
J-6082-586-A