Comparison of Pentax SMC P-FA 28mm f/2.8 AL and Pentax SMC P-FA 28mm f/2.8 Soft [S]ave
| Attribute |  Pentax SMC P-FA 28mm f/2.8 Soft × |  Pentax SMC P-FA 28mm f/2.8 AL × |
|---|---|---|
| Focus Details | Soft Focus | - |
| Weight (g) | 190 | 185 |
| Type | Wide Prime | Wide Prime |
| Brand | Pentax | Pentax |
| Name | Pentax SMC P-FA 28mm f/2.8 Soft | Pentax SMC P-FA 28mm f/2.8 AL |
| Focal Length (mm) | 28.00 | 28.00 |
| Image Circle | 35mm | 35mm |
| Lens Construction | 5 elements in 5 groups | 5 elements in 5 groups |
| APS Equivalent | 42mm | 42mm |
| Magnification Ratio (x) | 0.18 | 0.11 |
| Closest Focus (m) | 0.25 | 0.3 |
| Filter Size (mm) | 49 | 49 |
| Aperture (f) | 2.80 - 22.00 | 2.80 - 22.00 |
| Diagonal Angle of View (degree) | 75.00 | 75.00 |
| Diameter (mm) | 66 | 63.5 |
| Length (mm) | 41 | 40.6 |
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