Read Sony SAL100M28 Service Manual online
4-6
SAL100M28 (MACRO 2.8/100) (100mm F2.8 Macro)
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.
Aperture error = Average “G” value of checking lens (b) - Average “G” value of master lens (a)
Specification
Aperture error = 0
±12
2)
When the aperture error is out of specification, replace the midway move frame block and perform the check again.
Calculate button
Check the “G” value
Ver. 1.3 2008.01
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 SAL100M28 service manuals if exist.