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SMC Pentax-A* 85mm f/1.4

Pentax · 1984-1989

Pentax's legendary Star series portrait lens. The A* 85mm f/1.4 represents the pinnacle of Pentax manual focus portrait lenses. Exceptional build quality with stunning rendering. Highly sought after by portrait professionals.

Known for

  • Portrait photography
  • Professional events
  • Available light
  • Premium results

Considerations

  • Heavy and large
  • Very expensive
  • Requires careful focusing at f/1.4

Optical Characteristics

Sharpness (wide)
4/5
Sharpness (stopped)
5/5
Contrast
5/5
Flare Resistance
5/5
CA Control
4/5
Vignetting Control
3/5
Distortion Control
5/5

Bokeh: Legendary 9-blade rendering

Rendering: Exceptional portrait character

Color: Rich, flattering

Common Issues

  • Focus ring stiffness
  • Aperture blade oil
  • Rare availability

Buying Guide

Extremely rare and valuable. Check all mechanisms carefully. A worthy investment for serious portrait work.

Specifications

MountPentax K
Focal Length85mm
Max Aperturef/1.4
Min Aperturef/22
Aperture Blades9
Min Focus0.85m
Filter Size67mm
Weight600g

Optical Design

FormulaDouble Gauss
Elements7
Groups6
CoatingSMC (Pentax)

Pricing

£600 - £1000

Typical used price

Mint: ~£1400

Premium Star series pricing

Adapts To

Sony ECanon RF

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