Comparison of Zeiss 85mm f/2.4 Loxia 2.4/85 and Sony FE 100mm f/2.8 STF GM OSS SEL100F28GM [S]ave
| Attribute |  Sony FE 100mm f/2.8 STF GM OSS SEL100F28GM × |  Zeiss 85mm f/2.4 Loxia 2.4/85 × |
|---|---|---|
| Filter Size (mm) | 72 | 52 |
| Notes | Optical SteadyShot Image Stabilization; Dust and moisture resistant | Sony E-Mount (full frame); Weather-resistant lens mount gasket; Included Accessories: Lens hood, front and rear lens caps, de-click key. |
| Closest Focus (m) | 0.57 | 0.8 |
| Magnification Ratio (x) | 0.25 | 0.139 |
| Type | Telephoto Prime (Smooth Transition Focus) | Telephoto Prime |
| Length (mm) | 118.1 | 108 |
| APS Equivalent | 150mm | 1.5x: 127.5mm |
| Diagonal Angle of View (degree) | 24.00 | 28.63 |
| Image Circle | 35mm (Full-frame E-Mount) | 35mm |
| Focal Length (mm) | 100.00 | 85.00 |
| Brand | Sony | Carl-zeiss |
| Name | Sony FE 100mm f/2.8 STF GM OSS SEL100F28GM | Zeiss 85mm f/2.4 Loxia 2.4/85 |
| Weight (g) | 700 | 594 |
| Aperture (f) | 2.80 - 22.00 | 2.40 - 22.00 |
| Diaphragm Blades | 11 | 10 |
| Diaphragm Blades Type | rounded | rounded |
| Lens Construction | 13 elements in 10 groups (excluding APD element), including 1 ED and 1 aspherical element; Nano AR Coating | 7 elements in 7 groups, including 3 anomalous partial dispersion elements; Zeiss T* anti-reflective coating |
| Diameter (mm) | 85.2 | 62.5 |
| Focus Details | Internal with DDSSM (Direct Drive SSM); AF/MF switch; Focus hold button | Manual focus only, with large 220 degree focus throw, engraved distance and DOF scales |
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