JAA78851-R.3617.A
- L54-1・ AF-S DX17-55/2.8G -
Additional page
November. 4. 2004
300mm
45mm
45mm
45mm
45mm
(+100μm)
(-100μm)
(-50μm)
(0μm)
(+50μm)
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 about the center, put the target chart on the central resolution chart.
INC
Содержание ED 17-55mm f/2.8G IF
Страница 75: ...JAA78851 R 3617 A L54 2 AF S DX17 55 2 8G Additional page November 4 2004 Target chart Resolution chart INC ...
Страница 83: ...JAA78851 R 3617 A F1 AF S DX17 55 2 8G 外観図 Sketch drawings 110 5 φ 85 5 INC ...
Страница 84: ...JAA78851 R 3617 A F2 AF S DX17 55 2 8G 組立図 Structure of the Lens INC ...