prime35mmvintage
SMC Pentax-A 135mm f/2.8
Pentax · 1983-1989
Pentax's A-series portrait telephoto. The 135mm focal length combined with f/2.8 aperture creates beautiful subject separation. Built-in hood adds practicality. Excellent for portraits and events.
Known for
- Portraits
- Events
- Available light telephoto
- Sports
Considerations
- f/2.8 slower than some alternatives
- 1.3m minimum focus
Optical Characteristics
Sharpness (wide)4/5
Sharpness (stopped)5/5
Contrast5/5
Flare Resistance5/5
CA Control4/5
Vignetting Control4/5
Distortion Control5/5
Bokeh: Smooth 8-blade telephoto
Rendering: Classic telephoto character
Color: Neutral
Common Issues
- Hood mechanism
- Focus ring stiffness
Buying Guide
Common and well-regarded. Check hood mechanism and focus operation. Good portrait telephoto.
Specifications
MountPentax K
Focal Length135mm
Max Aperturef/2.8
Min Aperturef/32
Aperture Blades8
Min Focus1.3m
Filter Size52mm
Weight340g
Optical Design
FormulaTelephoto
Elements5
Groups5
CoatingSMC (Pentax)
Pricing
£60 - £110
Typical used price
Mint: ~£150
Good value portrait telephoto
Adapts To
Sony EFujifilm XCanon RFMicro Four Thirds
Compatible Cameras
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