Read Sony SAL85F14Z Service Manual online
4-16
SAL85F14Z (Planar 1.4/85) (Planar T
*
85mm F1.4 ZA)
4-2-2. Aperture Diameter Adjustment
Equipment
• Luminance Box
• Camera DSLR-A100
• AE Master Lens
• Compact Flash (CF) Card (For image saving)
• Personal Computer (PC) (Color Calculator 2 installed)
• Adhesive bond (B-10)
1. Preparations
1)
Separate all lens elements in front of the
aperture blade unit
(subject side). (Refer to Section 2-1-1.)
2)
Remove the adhesive bond fixing the
aperture unit holding spring
(3 areas).
3)
Confirm the aperture error of checking lens. (Refer to Section 4-2-1.)
2. Adjustment Method
1)
Turn the aperture unit holding ring to change aperture diameter of the
aperture blade unit
.
Fig.4-2-8
2)
Repeat check and adjustment until the aperture error is within the standard.
3)
After adjustment, apply the adhesive bond (B-10), and fix the
aperture unit holding spring
.
Fig.4-2-9
4)
Assemble the lens completely, perform “4-2-1. Aperture Diameter Check”.
Note:
Repeat “4-2-2. Aperture Diameter Adjustment” and “4-2-1. Aperture Diameter Check”,until the aperture error meets the
specification.
Adjustment that use this hole
Turn to right : Aperture open
Turn to left : Aperture close
Turn to right : Aperture open
Turn to left : Aperture close
Aperture Unit Holding Ring
Aperture Unit Holding Spring
Apply the adhesive bond (B-10) (width of 5 to 10mm)
Aperture Unit Holding Spring
Ver. 1.3 2007.10
The changed portions from
Ver. 1.2 are shown in blue.
Ver. 1.2 are shown in blue.
Click on the first or last page to see other SAL85F14Z service manuals if exist.