Nikkor 105mm f/2.5 AI-S
Nikon · 1971-2005
A legendary portrait lens used by Steve McCurry for the famous 'Afghan Girl' photograph. The 9-blade aperture and Sonnar design create exceptional bokeh that remains unmatched by modern alternatives.
Known for
- Portraits
- Headshots
- Events
- Street telephoto
Considerations
- Heavy for the focal length
- Close focus not great for headshots
- Manual focus challenging for moving subjects
Optical Characteristics
Bokeh: Exceptional, creamy smooth
Rendering: Beautiful 3D pop, portrait magic
Color: Warm, flattering skin tones
Versions
Original P/PC Auto
1959-1971
4 elements, different optical formula
Earlier design, still excellent
K/AI/AI-S
1971-2005
5 elements, Sonnar design
The legendary version
The post-1971 versions use a modified Sonnar design that's considered one of Nikon's finest portrait lenses ever made.
Common Issues
- Focus ring stiffness
- Aperture ring looseness
- Hood dents
Buying Guide
A must-have portrait lens. Look for smooth aperture action and clean coatings. The AI-S version has the smoothest focus but earlier AI versions are optically identical.
Specifications
Optical Design
Pricing
Typical used price
Mint: ~£450
Increasing in value due to reputation