5-12
SEL1635GM
5-3. RESOLVING POWER CHECK
5-3-1. Setting/Preparation of the Lens Test Projector
Preparations of Using a Camera (General E-mount Interchangeable Lens Digital Camera)
Equipment and Tools
• Camera (General E-mount interchangeable lens digital camera)
• Lens Test Projector (F)
• E-mount FF jig for Lens Test Projector (F) (See Note)
• E-mount attachment
• E-Mount Extension Jig
• Screen
• Tape measure
• Plane mirror (For SLRs)
Note:
Attach the E-mount FF/APSC jig for Lens Test Projector (F)
suitable for the type of lens to be tested (FF/APSC) to the Lens
Test Projector.
(1) Setting of Lens Test Projector
Setting Procedure
1. Connect the camera and the Lens Test Projector.
Note 1:
Con
fi
gure the setting of a camera as follows.
•
Focus Mode: Manual Focus
•
Shake Compensation: OFF
•
Aperture: Open
2. Attach the lens to be tested to the Lens Test Projector, and set the equipment as shown in the figure below.
3. Set the zoom to the arbitrary position.
4. Turn ON the main switch of the Lens Test Projector.
5. Turn ON the lamp switch of the Lens Test Projector.
6. To set the lens surface and the screen in parallel, align the plane mirror with the center projected image on the screen and adjust the lens
projector position so that the reflected light illuminates the lens to be tested.
7. Set the focus on the screen.
Note 2:
When
fi
nishing the work, turn OFF the lamp switch of
the Lens Test Projector, after several minutes, con
fi
rm
that the Lens Test Projector is cooled down and turn OFF
the main switch of the Lens Test Projector.
Lens Test Projector
Projection distance
Main switch
Lamp switch
E-mount FF jig
E-mount attachment
Lens to be tested
Screen
Plane mirror
E-Mount Extension Jig
Camera
(General E-mount
interchangeable lens
digital camera)