Comparison of Olympus 75mm ƒ/1.8 M.Zuiko Digital ED and Pentax SMC P-D FA 100mm f/2.8 Macro [S]ave
| Attribute |  Pentax SMC P-D FA 100mm f/2.8 Macro × |  Olympus 75mm ƒ/1.8 M.Zuiko Digital ED × |
|---|---|---|
| Notes | - | Included Accessories: Lens Cap (LC-58E), Lens Rear Cap (LR-2). Metallic Lens Hood (LH-61F) and Lens Cap (LC-61) optional. |
| Aperture (f) | 2.80 - 32.00 | 1.80 - 22.00 |
| Magnification Ratio (x) | 1 | 0.1 |
| Filter Size (mm) | 49 | 58 |
| Closest Focus (m) | 0.3 | 0.84 |
| Length (mm) | 80.5 | 69 |
| Focal Length (mm) | 100.00 | 75.00 |
| Diameter (mm) | 67.5 | 64 |
| Brand | Pentax | Olympus |
| Image Circle | 35mm | Image Circle |
| Name | Pentax SMC P-D FA 100mm f/2.8 Macro | Olympus 75mm ƒ/1.8 M.Zuiko Digital ED |
| Weight (g) | 345 | 305 |
| Type | Telephoto Prime Macro | Telephoto Prime |
| Diaphragm Blades Type | - | circular |
| Diaphragm Blades | 8 | 9 |
| Diagonal Angle of View (degree) | 24.50 | 16.00 |
| Lens Construction | 9 elements in 8 groups | 10 elements in 9 groups, including 3 ED lenses and 2 HR lenses |
| APS Equivalent | 150mm | - |
| 35mm Equivalent | - | 150mm |
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