Sony SAL18135 Service Manual ▷ View online
4-1
SAL18135 (3.5-5.6/18-135 SAM) (DT18-135mm F3.5-5.6 SAM)
Note:
After the service repair, perform the adjustments referring to this section.
4-1. PREPARATIONS
4-1-1. List of Service Tools and Equipments
• Variable Transformer (Output voltage: AC 100 V) (Note 3)
• Camera (One of DSLR-A700, SLT-A37/A57/A58/A65/A77/A99)
• Memory Card
• Screen (Art paper)
• Tape Measure
• Plane Mirror (For SLRs)
• Adhesive bond (B-10): J-6082-612-A
• Adhesive bond (B-110): J-6082-617-A
• Lens Adjustment Program (ACSAM-S-VerX.XX.zip)
• Color Calculator 2
• Camera (One of DSLR-A700, SLT-A37/A57/A58/A65/A77/A99)
• Memory Card
• Screen (Art paper)
• Tape Measure
• Plane Mirror (For SLRs)
• Adhesive bond (B-10): J-6082-612-A
• Adhesive bond (B-110): J-6082-617-A
• Lens Adjustment Program (ACSAM-S-VerX.XX.zip)
• Color Calculator 2
Note:
Acquire the Lens Adjustment Program and Color Calculator 2 from the each HQ.
J-1
J-9
J-7
J-2
J-4
J-6
J-5
J-8
J-3
20
30
40
50
60
70
80
90
0
10
J-10
J-11
J-14
Personal computer
(Note 1)
(Note 1)
Luminance box
J-6082-581-A
J-6082-581-A
AE master lens
J-6082-597-A
J-6082-597-A
1000 mm Collimator
110V: J-6082-604-A
240V: J-6082-604-B
(Note 2)
110V: J-6082-604-A
240V: J-6082-604-B
(Note 2)
Lens test projector
J-6082-605-A
(Note 3)
J-6082-605-A
(Note 3)
Flange back tester
J-6082-606-A
J-6082-606-A
A-mount
attachment
J-6082-607-A
attachment
J-6082-607-A
Flange back gauge
(43.50 mm)
J-6082-608-A
(43.50 mm)
J-6082-608-A
Finished
Inspection
JIG
J-6082-710-A
(Note 4)
Inspection
JIG
J-6082-710-A
(Note 4)
M-BOX JIG
J-6082-722-A
(Note 5)
J-6082-722-A
(Note 5)
J-12
J-13
Chip-A for universal
wrench
J-6082-609-1
wrench
J-6082-609-1
Universal
wrench
J-6082-609-A
wrench
J-6082-609-A
Chip-B for universal
wrench
J-6082-609-2
wrench
J-6082-609-2
Chip-C for universal
wrench
J-6082-609-3
wrench
J-6082-609-3
Fig. 4-1-1
Note 1:
Personal Computer (PC)
(Color Calculator 2 installed)
OS: Windows
OS: Windows
Vista/7
MEMORY:
40 M Byte or more recommended
Hard disk free area: 15 M Byte or more recommended
USB terminal:
USB terminal:
Standard equipment
Graphics:
32,000 colors or more recommended VGA monitor
Note 2:
Attach the chart to the 1000 mm collimator as shown in Fig. 4-1-2.
Align the marks
1000 mm collimator
Chart
Fig.
4-1-2
Note 3:
Connect the variable transformer (Output voltage: AC 100 V) to the lens test projector.
Note 4:
For connection of Finished Inspection JIG II, refer to 4-7-2. Connection of Finished Inspection JIG II and Startup of Lens Adjustment Program
(ActuatorCheckerSAM) .
Note 5:
M-Box jig is available in use for Finished Inspection jig II (J-6082-710-A).
4. ADJUSTMENTS
Ver. 1.1 2015.07
4-2
SAL18135 (3.5-5.6/18-135 SAM) (DT18-135mm F3.5-5.6 SAM)
4-1-2. Adjustment Flow Chart
Check/Adjustment Order
Optical Axis Adjustment
Section 4-3-2
1 Rear Lens Assy Block
(A-1783-536-A)
OK
OK
OK
OK
OK
NG
NG
NG
OK
NG
OK
NG
NG
END
Replacement of service
exclusive optics block
Section 1-5
OK
NG
NG
NG
Focusing Error
Amount Adjustment
(Write
⊿SB)
Section 4-8-4
Optical System
Aperture Diameter Check
Section 4-2-1
Optical Axis Check
Section 4-3-1
Projective Resolving
Power Check
Section 4-4-1
Section 4-4-1
Focus Shift
(Focal Distance) Check
Section 4-5-1
NG
Flange Back (f'F) Check
Section 4-5-1
Focusing Error
Amount Check
Amount Check
Section 4-6
Replace the spherical
aberration correcting lens
(Note)
1st Group Assy
(A-1849-455-A)
(A-1849-455-A)
(Note) Effective lens of amount of
spherical aberration
When replacing the effective lens of amount of spherical aberration,
replace in the following order.
(1) When there was defectiveness, replace the
replace in the following order.
(1) When there was defectiveness, replace the
1.
(2) If it is not improved, replace the
2.
Zoom Brush Position
Adjustment
Section 4-8-3
Lens Block Assy (Service)
(A-2076-100-A)
(A-2076-100-A)
Aperture Diameter Adjustment
Section 4-2-2
Projective Resolving
Power Adjustment
(partical Defocus Adjustment)
Section 4-4-2
Focus Shift
(Focal Distance) Adjustment
Section 4-5-2
Flange Back (f'F) Adjustment
Section 4-5-2
Electricity System
(Finished Inspection JIG )
Finished
Adjustment/Inspection
Section 4-8
Zoom Pattern Inspection
Section 4-8-3
Adjustment Parts :
(1) Rotate the 1st lens assy
(2) Replace of 1st lens assy
(1) Rotate the 1st lens assy
(2) Replace of 1st lens assy
Adjustment Parts :
Adjustment of 1st lens assy position
Adjustment of 1st lens assy position
Adjustment Parts : Back washer
1
2
The changed portions from
Ver. 1.1 are shown in blue.
Ver. 1.1 are shown in blue.
Ver. 1.2 2015.10
4-3
SAL18135 (3.5-5.6/18-135 SAM) (DT18-135mm F3.5-5.6 SAM)
4-2. APERTURE DIAMETER CHECK/ADJUSTMENT
4-2-1. Aperture Diameter Check
Equipment
• Luminance Box
• Camera (One of DSLR-A700, SLT-A37/A57/A58/A65/A77/A99)
• AE Master Lens
• Memory Card
• Personal Computer (Color Calculator 2 installed)
• Luminance Box
• Camera (One of DSLR-A700, SLT-A37/A57/A58/A65/A77/A99)
• AE Master Lens
• Memory Card
• Personal Computer (Color Calculator 2 installed)
1. Preparations
Note:
Confirm the checking lens by complete.
1) Install the memory card to the camera.
2) Set the equipment, camera and AE master lens as shown in Fig. 4-2-1.
2) Set the equipment, camera and AE master lens as shown in Fig. 4-2-1.
Luminance box
Luminance: EV12
Luminance: EV12
Camera
ISO: 100
Exposure Mode: M
Shutter Speed: 1/125
Aperture: F5.6
Focus Mode: MF
Metering: Center weighted
Preset white balance: Tungsten
D-R: OFF
ISO: 100
Exposure Mode: M
Shutter Speed: 1/125
Aperture: F5.6
Focus Mode: MF
Metering: Center weighted
Preset white balance: Tungsten
D-R: OFF
Master lens or checking lens
Focus: Infinity end
Focus: Infinity end
Shoot the center of the luminance surface
Fig.
4-2-1
3) Shoot the images under the following conditions and save them.
Note:
Shoot the center of the luminance surface three times with the AE master lens and checking lens.
Setting of Luminance box:
Luminance:
EV12
Setting of Lens:
Focus:
Infinity end
Setting of Camera:
ISO:
100
Exposure Mode:
M
Shutter Speed:
1/125
Aperture:
F5.6
Focus Mode:
MF
Metering:
Center weighted
Preset white balance:
Tungsten
D-R:
OFF
2. Checking of Image
Note:
Check the image of both AE master lens and checking lens.
1) Start the Color Calculator 2.
Fig.
4-2-2
2) Read the image from the file menu.
⇒
Fig. 4-2-3
3) Set the Color Calculator 2 as follows.
Measured value display (Display menu): RGB+L*a*b*
Measuring method (Display menu):
Center Single Area
Fig.
4-2-4
Color space (Edit menu): sRGB
Fig.
4-2-5
Area size for calculate (Edit menu
→
Option): 256
×
256 Pixels
Fig.
4-2-6
4-4
SAL18135 (3.5-5.6/18-135 SAM) (DT18-135mm F3.5-5.6 SAM)
4) Click the Calculate button to measure the image.
5) After measuring, check the G values.
Average
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)
Calculate button
Check the “G” value
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.
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, perform 4-2-2. Aperture Diameter Adjustment .
4-2-2. Aperture Diameter Adjustment
Equipment (Only the specific equipment is listed)
• Adhesive bond (B-10)
• Adhesive bond (B-10)
1. Adjustment Method
1) Detach the rear light interception tube (8948).
2) Move the preset ring lever (preset lever) to fix the preset ring at the position where the aperture is open.
1) Detach the rear light interception tube (8948).
2) Move the preset ring lever (preset lever) to fix the preset ring at the position where the aperture is open.
Rear Cover Barrel (8948)
Fig.
4-2-8
3) Move the preset ring right and left by slightly unscrewing the 2 screws and move them laterally.
4) Move the 2 screws right and left, looking into the light source from the rear ball side, time-tune aperture diameter in mind aperture er-
4) Move the 2 screws right and left, looking into the light source from the rear ball side, time-tune aperture diameter in mind aperture er-
ror, and tighten two screws.
Apply the bond
(B-10)
(B-10)
Two screws
Fig.
4-2-9
5) Perform the 4-2-1. Check of Aperture Diameter and repeat steps 1) to 4) until the aperture tolerance meets the specification.
6) After completing the adjustment, apply bond (B-10) to heads of 2 screws tightened in step 4).
6) After completing the adjustment, apply bond (B-10) to heads of 2 screws tightened in step 4).
4-3. OPTICAL AXIS CHECK/ADJUSTMENT
Setting of the Flange Back (f F) measuring instrument.
Equipment
• 1000 mm Collimator
• Flange Back Tester
• A-mount Attachment
• Flange Back Gauge (43.50 mm)
• 1000 mm Collimator
• Flange Back Tester
• A-mount Attachment
• Flange Back Gauge (43.50 mm)
1. Preparations
1) Set the equipment as shown in the Fig. 4-3-1.
1) Set the equipment as shown in the Fig. 4-3-1.
Flange back gauge (43.50 mm)
A-mount attachment
Objective lens (10x)
Dial Gauge (Min. scale: 0.01 mm)
Scale ring
Eyepiece lens (7x)
Eyepiece ring
Fig.
4-3-1
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