Nikon AF-S VR DX Zoom Nikkor 18-200/3.5-5.6G ED, Repair Manual

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JAA79471-R.3678.A
- A66 ･ AF-S VRDX18-200/3.5-5.6G -
300mm
45mm
45mm
45mm
45mm
（+56μm）
（-56μm）
（-28μm）
（0μm）
（+28μm）
Aberration compensation data writing adjustment
・
This adjustment uses the software which calculates the aberration compensation data according to
the feature of lens aberration and writes in EEPROM of the lens, in order to improve the accuracy of
autofocus.
Note: This adjustment is necessary when the main PCB and/or each lens part (glass, lens chamber)
is replaced or when each lens part is disassembled. Be sure to make this adjustment after
completing inspecting and adjusting the main PCB.
(1) Preparation
・
Test chart (Self-made tool: ref. Procedure for how to create it.)
・
Tripod
・
D100
・
Personal computer
・
USB cable
（
UC-E4
）
・
Adjustment software (LWM.exe
：
used for the lens optical alignment.)
(2) Procedure for how to create Test chart
・
Photocopy the next page and cut out 1 target chart and 5 resolution charts.
（
Target chart
）
（
Resolution chart
）
・
As shown below, put each chart in position at the specified spacings.
Note: Only in the center, put the target chart on the central resolution chart.
INC