Read Sony SAL85F14Z Service Manual online
4-15
SAL85F14Z (Planar 1.4/85) (Planar T
*
85mm F1.4 ZA)
4)
Click the calculate button to measure the image.
5)
After measuring, check the “G” values.
Average “G” value of the three images shoot with master lens:
(a)
Average “G” value of the three images shoot with checking lens: (b)
Fig.4-2-7
3. Checking Method
1)
Calculate aperture error using the following formula, and check that the aperture error is within the specification.
Average “G” value of checking lens (b) - Aperture error = Average “G” value of master lens (a)
Specification
Aperture error = 0
±12
2)
When the aperture error is out of specification, perform “4-2-2. Aperture Diameter Adjustment”.
Calculate button
Check the “G” value
Ver. 1.4 2008.01
The changed portions from
Ver. 1.3 are shown in blue.
Ver. 1.3 are shown in blue.
Click on the first or last page to see other SAL85F14Z service manuals if exist.