Sony AF 100 mm f/ 2.8 Macro Lens 规格指南
4-17
SAL135F28 (STF 2.8(T4.5)/135) (135mm F2.8 [T4.5] STF)
4-2-2. Aperture Diameter Adjustment
Equipment
• Adhesive bond (B-10)
Adjustment Method
1)
Remove the 1 group lens block.
Fig.4-2-9
2)
Set the stepless aperture (M aperture) of the checked lens to the fully open state (set the index of the stepless aperture to “A”), and
check that the M iris feathers do not remain in aperture.
3)
Remove the adhesive bond of the three screws fixing the iris retainer tube.
Fig.4-2-10
1 Group Lens Block
A
Aperture Hold Ring
Adjustment Screws
for Aperture Diameter
(Three areas)
for Aperture Diameter
(Three areas)
M Iris Retainer Tube