Sony FE 50 mm f/ 1.8 Lens Manual

SAL50F14 (1.4/50) (50mm F1.4)

5 mm

Apply the anti-diffusion agent (A-20) 
(All circumference)

Apply the anti-diffusion agent (A-20) 
(All circumference)

Distance Tube Block

Adhesive bond (B-10): J-6082-612-A

1.

Perform the “4-2-2. Aperture Diameter Adjustment” before attaching the front ball lens block.

2.

Attach the front ball lens block, and perform the “4-4-2. Flange Back (f’F) Adjustment”.

Attach the three screws fixing the front ball lens block as shown in the figure.

3.

After the flange back (f’F) adjustment is completed, tighten the six screws and apply the adhesive bond (B-10) to them as shown in

the figure.

Anti-diffusion agent (A-20): J-6082-611-A

Apply the anti-diffusion agent (A-20) to the instruction part of the distance tube block.

When attaching the focusing ring, set the distance tube block to the infinity position.

Focus scale window 
position

Screws

Screw

Apply the adhesive
bond (B-10) (6 areas)

Focus Operating Ring

Front Ball Lens Block