Comparison of Nikon 105mm ƒ/2D AF DC Nikkor and Pentax SMC P-FA 100mm f/2.8 Macro [S]ave
| Attribute |  Nikon 105mm ƒ/2D AF DC Nikkor × |  Pentax SMC P-FA 100mm f/2.8 Macro × |
|---|---|---|
| Aperture (f) | 2.00 - 16.00 | 2.80 - 32.00 |
| Filter Size (mm) | 72 | 58 |
| Notes | Lens Hood: Built-in | Distance scale, Focus range limiter, Focus clamp screw |
| Closest Focus (m) | 0.9 | 0.3 |
| Magnification Ratio (x) | 0.13 | 1 |
| Type | Telephoto Prime Defocus Control | Telephoto Prime Macro |
| Focus Details | Defocus Control; Rear Focusing | Internal, manual override |
| APS Equivalent | 157mm | 150mm |
| Diaphragm Blades | 9 | 8 |
| Image Circle | 35mm | 35mm |
| Focal Length (mm) | 105.00 | 100.00 |
| Brand | Nikon | Pentax |
| Name | Nikon 105mm ƒ/2D AF DC Nikkor | Pentax SMC P-FA 100mm f/2.8 Macro |
| Weight (g) | 621 | 601 |
| Diagonal Angle of View (degree) | 23.50 | 24.50 |
| Length (mm) | 112 | 102 |
| Diameter (mm) | 79 | 74 |
| Lens Construction | 6 elements in 6 groups | 9 elements in 8 groups |
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