Lens · macro
Micro-Nikkor 55mm f/3.5 AI
Nikon · 1977-1979
Discontinued35mm
Micro-Nikkor 55mm f/3.5 AI: 5 elements in 4 groups, 6 aperture blades, 0.241m minimum focus, 52mm filter thread, 245g.
- Focal length
- 55mm
- Max aperture
- f/3.5
- Mount
- Nikon F
- Format
- 35mm
- Elements / groups
- 5 / 4
Known for
- Macro photography
- Copy work
- Document reproduction
Considerations
- f/3.5 is slow
- 6-blade aperture
- Superseded by f/2.8
Optical characteristics
Silverlog's editorial rating: our own judgement, not measured data.
Sharpness (wide)5, level 5 of 5
Sharpness (stopped)5, level 5 of 5
Contrast5, level 5 of 5
Flare resistance4, level 4 of 5
CA control5, level 5 of 5
Vignetting control4, level 4 of 5
Distortion control5, level 5 of 5
Bokeh: Pentagonal highlights due to 5-blade
Rendering: Extremely sharp, clinical
Colour: Neutral
Silverlog's editorial rating, 1 to 5; five is best. Not lab-measured.
Common issues
- Focus ring wear
- Aperture blade wear
Buying guide
Check focus smoothness through the long throw.
Specifications
| Mount | Nikon F |
| Focal Length | 55mm |
| Max Aperture | f/3.5 |
| Min Aperture | f/32 |
| Aperture Blades | 6 |
| Min Focus | 0.241m |
| Filter Size | 52mm |
| Weight | 245g |
Optical design
| Formula | Double Gauss |
| Elements | 5 |
| Groups | 4 |
| Coating | NIC (Nikon) |
Pricing
- Typical used price
- £80 - £140
- Mint
- ~£180
Indicative, no dated source.