Nikkor 50mm f/1.4 AI-S
Nikon · 1981-present
The definitive standard lens for Nikon F-mount. This lens has been in continuous production since 1981 and represents the pinnacle of Nikon's manual focus lens design. Sharp, reliable, and built to last generations.
Known for
- General photography
- Low light
- Portraits
- Street photography
- Learning manual focus
Considerations
- Some softness wide open
- Moderate vignetting at f/1.4
- No weather sealing
Optical Characteristics
Bokeh: Pleasant, slightly busy backgrounds wide open
Rendering: Classic Nikon look, good 3D pop
Color: Neutral to slightly warm
Versions
Pre-AI (1967)
1967-1977
Non-AI coupling ridge, silver nose
Requires AI conversion for modern bodies
AI (1977)
1977-1981
AI coupling ridge, rubber focus grip
Compatible with all AI bodies
AI-S (1981)
1981-present
Orange aperture marking, linear aperture throw
Still in production, most desirable version
The AI-S version is still manufactured new by Nikon. Earlier versions are optically identical.
Common Issues
- Oil on aperture blades (older copies)
- Focus ring wear
- Coating scratches
Buying Guide
Look for smooth focus action and clean aperture blades. Check for oil contamination by holding up to light. AI-S versions command a premium but are worth it for the build quality.
Specifications
Optical Design
Pricing
Typical used price
Mint: ~£400
New copies available from Nikon for ~£350