Sony SAL20F28 Service Manual page 11

Ver 1.2 2007.05
2-1-3. CAM RING UNIT AND INNER TUBE
E
4 3rd Lens Block
2 Cam Ring Guide
Roller
1 Guide Pin
SAL20F28 (2.0/28) (20mm F2.8)
5 Diaphragm Control Block
APERTURE DIAMETER ADJUSEMTNT
HELP10
HELP12
D
F
B
A
D
B
E
A
D
E
2-4
EXPLODED VIEW
3 Cam Ring Unit
HELP11
C
F
C
F