Comparison of Canon EF 100mm f/2 USM and Nikon 105mm f/2.8 AIS Micro-Nikkor [S]ave
| Attribute |  Nikon 105mm f/2.8 AIS Micro-Nikkor × |  Canon EF 100mm f/2 USM × |
|---|---|---|
| Filter Size (mm) | 52 | 58 |
| Aperture (f) | 2.80 - 32.00 | 2.00 - 22.00 |
| Closest Focus (m) | 0.41 | 0.85 |
| Magnification Ratio (x) | 0.5 | 0.14 |
| Type | Telephoto Macro Prime | Telephoto Prime |
| Focus Details | Manual Focus Only; Close Range Correction | Rear focusing; full-time manual focus and USM |
| APS Equivalent | 157.5mm | 160mm |
| Diameter (mm) | 66 | 75 |
| Image Circle | 35mm (FX) | 35mm |
| Focal Length (mm) | 105.00 | 100.00 |
| Brand | Nikon | Canon |
| Name | Nikon 105mm f/2.8 AIS Micro-Nikkor | Canon EF 100mm f/2 USM |
| Weight (g) | 515 | 460 |
| Diagonal Angle of View (degree) | 23.30 | 24.00 |
| Diaphragm Blades | 9 | 8 |
| Zoom System | - | n/a |
| Length (mm) | 83.8 | 73 |
| Notes | Classic Nikon F Mount; AIS / AI / NAI Metering Compatibility; Includes front and rear lens caps. | - |
| Lens Construction | 10 elements in 9 groups | 8 elements in 6 groups |
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