Comparison of Canon EF 135mm f/2.8 Soft Focus and Sony 18-135mm f/3.5-5.6 DT SAM SAL18135 [S]ave
| Attribute |  Sony 18-135mm f/3.5-5.6 DT SAM SAL18135 × |  Canon EF 135mm f/2.8 Soft Focus × |
|---|---|---|
| Diagonal Angle of View (degree) | - | 18.00 |
| Filter Size (mm) | 62 | 52 |
| Aperture (f) | 3.50 - 40.00 | 2.80 - 32.00 |
| Closest Focus (m) | 0.45 | 1.3 |
| Magnification Ratio (x) | 0.27 | 0.12 |
| Diaphragm Blades Type | circular | - |
| Type | Standard Zoom | Telephoto Prime Soft Focus |
| APS Equivalent | 27 - 202.5mm | 216mm |
| Diaphragm Blades | 7 | 6 |
| Image Circle | APS-C | 35mm |
| Focal Length (mm) | 18.00 - 135.00 | 135.00 |
| Brand | Sony | Canon |
| Name | Sony 18-135mm f/3.5-5.6 DT SAM SAL18135 | Canon EF 135mm f/2.8 Soft Focus |
| Weight (g) | 405 | 390 |
| Diameter (mm) | 73 | 69 |
| Length (mm) | 85.5 | 98 |
| Notes | Sony A-Mount. Included Accessories: SH0008 petal lens hood, caps | - |
| Focus Details | Internal focusing; Smooth Autofocus Motor (SAM) with Direct Manual Focus (DMF) | Inner focusing |
| Zoom System | Rotary | - |
| Lens Construction | 15 elements in 13 groups, including 3 aspheric and 2 ED glass elements | 7 elements in 6 groups, including 1 aspherical element; Super Spectra coatings |
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