Sony 135F28 A-mount digital camera lens

135mm F2.8 [T4.5] STF (Smooth Trans Focus) lens

Manufacturer
Sony
SKU
SAL135F28
01-08-2006
- Trans Focus telephoto lens (200mm focal length 35mm equivalent) with special optical elements providing exceptionally smooth defocus effect.
- Apodization optical element distributes light rays for smooth de-focused backgrounds contrasting strongly with subjects in sharp focus.
- Wide focus ring and manual aperture ring providing additional control over defocus.

Technical details

Colour of product 
Black
Weight 
730g

Lens system

Lens structure (elements/groups) 
6-8; Internal APD filter included
Fixed focal length
13.5 cm
Closest focusing distance
0.87m
Maximum aperture number 
31
Minimum aperture number 
31
Number of diaphragm blades
9
Diagonal angle of view (max)
18°

Weight & dimensions

Diameter 
8 cm
Filter size 
7.2 cm
Length 
9.9 cm

Other features

Magnification 
0.25x