Sony SAL50M28 - Page 50

4-7
SAL50M28 (MACRO 2.8/50) (50mm F2.8 Macro)
4-2-2. Aperture Diameter Adjustment
Equipment
Equipment
• Luminance Box
• Camera DSLR-A100
• AE Master Lens
• Compact Flash (CF) Card (For image saving)
• Personal Computer (PC)
(Color Calculator 2 installed)
• Adhesive bond (B-10)
1. Adjusting Method
1) Separate all lens elements in front of the aperture blades.
2) Remove the adhesive bond fixing the aperture unit holding spring.
Fig.4-2-8
3) Move the preset lever to set the preset ring at the open aperture position.
Fig.4-2-9
Aperture Unit Holding Spring
Adhesive Bond
Adhesive Bond
Set the preset ring at the open aperture position.
Preset Lever